Manuel is riding his bike. The graph represents the distance Manuel travels from his house over time.

Describe what is happening as depicted in the graph.

Manuel Is Riding His Bike. The Graph Represents The Distance Manuel Travels From His House Over Time.Describe

Answers

Answer 1

Observing the nature of the graph and the pattern it develops relating time and distance covered by Manuel, The graph explains the nature of distance covered in bike with respect to time.

What is a graph?

A representation of the relationship between two variables, often measured along one of two right-angled axes each.

What are different types of graphs?

Different types of graphs are:

Statistical Graphs.Exponential Graphs.Logarithmic Graphs.Trigonometric Graphs.Frequency Distribution Graph.

Manuel drives away from house for 2 units of time and stayed at a place for another 2 units of time. He start to bike towards the house for 2 units of time and again started to travel away for a single unit of time. He stayed at a place for 2 unit of time and bike back to the house in 5 units of time.

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Related Questions

Explain briefly the six main criteria that can be used to define normality and abnormality, by illustrating them with one psychological "abnormality" (other than homosexuality).
What may be the values and limitations of using the medical model and classification systems (which are originated from diagnosing and treating physical illnesses) to the understanding and treating of psychological disorders?
The six criteria are:
1. Abnormality as statistical infrequency (Involves comparison with other people)
2. Abnormality as personal distress (Involves consequences of the behavior for self)
3. Abnormality as others’ distress (Involves the consequences of the behavior for others)
4. Abnormality as unexpected behavior (Involves another kind of comparison with others’ behavior)
5. Abnormality as highly consistent/inconsistent behavior (Involving making comparisons between both the actor and others, and between the actor and him/herself in different situations)
6. Abnormality as maladaptiveness or disability (Concerns about the (disabling) consequences for the actor)

Answers

The six main criteria to define normality and abnormality include statistical infrequency, personal distress, others' distress, unexpected behavior, highly consistent/inconsistent behavior, and maladaptiveness/disability.

1. Abnormality as statistical infrequency: This criterion defines abnormality based on behaviors or characteristics that deviate significantly from the statistical norm.

2. Abnormality as personal distress: This criterion focuses on the individual's subjective experience of distress or discomfort. It considers behaviors or experiences that cause significant emotional or psychological distress to the person as abnormal.

For instance, someone experiencing intense anxiety or depression may be considered abnormal based on personal distress.

3. Abnormality as others' distress: This criterion takes into account the impact of behavior on others. It considers behaviors that cause distress, harm, or disruption to others as abnormal.

For example, someone engaging in violent or aggressive behavior that harms others may be considered abnormal based on the distress caused to others.

4. Abnormality as unexpected behavior: This criterion defines abnormality based on behaviors that are considered atypical or unexpected in a given context or situation.

For instance, if someone starts laughing uncontrollably during a sad event, their behavior may be considered abnormal due to its unexpected nature.

5. Abnormality as highly consistent/inconsistent behavior: This criterion involves comparing an individual's behavior to both their own typical behavior and the behavior of others. Consistent or inconsistent patterns of behavior may be considered abnormal.

For example, if a person consistently engages in risky and impulsive behavior, it may be seen as abnormal compared to their own usually cautious behavior or the behavior of others in similar situations.

6. It considers behaviors that are maladaptive, causing difficulties in personal, social, or occupational areas. For instance, someone experiencing severe social anxiety that prevents them from forming relationships or attending school or work may be considered abnormal due to the disability it causes.

The medical model and classification systems used in physical illnesses have both value and limitations when applied to psychological disorders. They provide a structured framework for understanding and diagnosing psychological disorders, allowing for standardized assessment and treatment. However, they can oversimplify the complexity of psychological experiences and may lead to overpathologization or stigmatization.

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Which property of addition is shown? −3+ 5 = 5 + (−3)
Associative Property
Commutative Property
Distributive Property
Identity Property.

Answers

This is the Commutative Property. It states that when addition takes place, the addends may switch positions with another addend.

The given expression −3+ 5 = 5 + (−3) is showing the commutative Property. The correct option is B.


What is cumulative property?

The cumulative property states that if the position of the numbers when they are in addition is changed then it will not affect the final result of the addition. If altering the operands' order has no effect on the outcome, the binary operation is commutative in mathematics.

The given expression is −3+ 5 = 5 + (−3).

From the cumulative property, the expression can be solved. The two expressions will have the same value but the frame of writing the expression is different.

This is the Commutative Property. It states that when an addition takes place, the addends may switch positions with another added.

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solve this the link is down below

solve this the link is down below

Answers

there is no link here

You need a piece of paper to measure 64 Dash 25 cylinders if you take two together that each measure 38.4 silver meters how much do you need to cut off

Answers

Answer:

The length needed to cut off is 12.55 cm

Step-by-step explanation:

The corrected question is:

you need a piece of paper to measure 64.25 cm. If you tape two together that each measure 38.4 cm, how much do you need to cut off?

Solution:

measurement/length of each paper piece = 38.4 cm

measurement/ length required = 64.25 cm

If length of one paper piece is 38.4 cm then if we tape 2 pieces together then the measurement or length is calculated as:

38.4 + 38.4 = 76.8 cm

So to calculate how much we need to cut off:

length required to cutoff = total length of two pieces - length  required

                                         = 76.8 - 64.25

                                         = 12.55 cm

So the length required to cut off is 12.55 cm

8/15 round the the third decimal in place

Answers

Answer: 0.533

Step-by-step explanation:

You could use a calculator.

8÷15=0.533333333...

Answer:

0.533

Step-by-step explanation:

The full answer is 0.5333333333

But since you only need it rounded to the third decimal place, it can be rounded to 0.533

(3 is less than 5, so 3 does not need to be rounded to 4)

Consider the probability that greater than 99 out of 160 students will graduate on time. Assume the probability that a given student will graduate on time is 57%
Approximate the probability using the normal distribution. Round your answer to four decimal places.

Answers

The probability that greater than 99 out of 160 students will graduate on time is 0.1011, or 10.11%

To approximate the probability that greater than 99 out of 160 students will graduate on time given that the probability for a single student is 57%, we will use the normal distribution follow the given steps:

1. Determine the mean (μ) and standard deviation (σ) of the binomial distribution.
  μ = n * p = 160 * 0.57 = 91.2
  σ = sqrt(n * p * (1-p)) = sqrt(160 * 0.57 * 0.43) ≈ 6.498

2. Convert the problem to a standard normal distribution (Z-distribution) by finding the Z-score:
  Z = (X - μ) / σ
  Since we want to find the probability of more than 99 students graduating, we will use 99.5 (continuity correction).
  Z = (99.5 - 91.2) / 6.498 ≈ 1.276

3. Look up the Z-score in a standard normal (Z) table or use a calculator to find the area to the right of Z. The area to the left of Z is 0.8989.

4. Subtract the area to the left of Z from 1 to find the area to the right (our desired probability):
  P(X > 99) = 1 - 0.8989 = 0.1011

So, the probability that greater than 99 out of 160 students will graduate on time is approximately 0.1011, or 10.11% when rounded to four decimal places.

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Why do we square the residuals when using the least-squares line method to find the line of best fit?

Answers

We square the residuals when using the least-squares line method to find the line of best fit because we believe that huge negative residuals (i.e., points well below the line) are just as harmful as large positive residuals (i.e., points that are high above the line).

What do you mean by Residuals?

We treat both positive and negative disparities equally by squaring the residual values.  We cannot discover a single straight line that concurrently minimizes all residuals. The average (squared) residual value is instead minimized.

We might also take the absolute values of the residuals rather than squaring them. Positive disparities are viewed as just as harmful as negative ones under both strategies.

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a hollywood studio believes that a movie which is considered a drama will draw a larger crowd on average than a movie which is a comedy. to test this theory, the studio randomly selects several movies which are classified as drama and several movies which are classified as comedy and determines the box office revenue for each movie. without making any assumptions about the distribution, do the data substantiate the studio's belief that drama will draw a larger crowd on average than comedy? use the wilcoxon rank-sum test to analyze the results. revenues (millions of dollars) dramacomedy 260110 300150 250200 270290 280170 280210 step 1 of 2: find the value of the test statistic to test that dramas draw a larger crowd on average than comedy. round your answer to two decimal places, if necessary.

Answers

The value of the test statistic for this data set is 40.

To test whether dramas draw a larger crowd on average than comedies using the Wilcoxon rank-sum test, we need to first calculate the value of the test statistic.

The Wilcoxon rank-sum test is a non-parametric statistical test that is used to compare the means of two groups when the assumptions of the t-test are not met. It works by ranking the combined data from both groups and comparing the ranks of the observations from each group.

To calculate the value of the test statistic for this data set, we first need to combine the revenues from both drama and comedy movies and rank them in order from lowest to highest. The resulting ranks for each group would be as follows:

Revenues (millions of dollars) | Drama | Comedy

260110                                      |    1        |   5

300150                                     |    2       |   6

250200                                    |    3       |   7

270290                                    |    4       |   8

280170                                     |    5       |   9

280210                                     |    6       |   10

Next, we need to sum the ranks for each group and calculate the difference between the two sums. In this case, the sum of the ranks for the drama group is 15, and the sum of the ranks for the comedy group is 55. The difference between these two sums is 40, which is the value of the test statistic.

Therefore, the value of the test statistic for this data set is 40.

In the next step, we would use this test statistic to determine whether the data provide sufficient evidence to reject the null hypothesis that the two groups have the same mean. This would involve calculating the p-value and comparing it to the desired level of significance.

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A nest of ants has been growing exponentially in such a way that it's population,P, as a function increasing on average more or less than 1600 ants per week? Enter the value per week to the nearest tenth.

Answers

Not sure question is complete, assumptions however

Answer and explanation:

Given the above, the function of the population of the ants can be modelled thus:

P(x)= 1600x

Where x is the number of weeks and assuming exponential growth 1600 is constant for each week

Assuming average number of ants in week 1,2,3 and 4 are given by 1545,1520,1620 and 1630 respectively, then we would round these numbers to the nearest tenth to get 1500, 1500, 1600 and 1600 respectively. In this case the function above wouldn't apply, as growth values vary for each week and would have to be added without using the function.

On one hand, the function above could be used as an estimate given that 1600 is the average growth of the ants per week hence a reasonable estimate of total ants in x weeks can be made using the function.

A bacteria population grows at a rate proportional to its size. The initial count was 400 and 1600 after 1 hour. In how many minutes does the population double

Answers

The population grows at a rate proportional to its size approximately 15 minutes.

Since the bacteria population grows at a rate proportional to its size, we can use the exponential growth formula: P(t) = P(0)  e^(kt), where P(t) is the population at time t, P(0) is the initial population, k is the growth rate constant, and e is the base of the natural logarithm.

Given that the initial count is 400, we have P(0) = 400. After 1 hour (60 minutes), the population is 1600, so P(60) = 1600.

To find the growth rate constant (k), we can substitute the values into the exponential growth formula:

1600 = 400 e^(k * 60)

Dividing both sides by 400:

4 = e^(k * 60)

Taking the natural logarithm of both sides:

ln(4) = k * 60

Solving for k:

k = ln(4) / 60

To determine the doubling time, we need to find the value of t when the population reaches twice its initial count (800):

800 = 400  e^[(ln(4) / 60)  t]

Dividing both sides by 400:

2 = e^[(ln(4) / 60)  t]

Taking the natural logarithm of both sides:

ln(2) = (ln(4) / 60)  t

Solving for t:

t = (60 / ln(4))  ln(2)

Calculating this value, we find that the population of bacteria doubles in approximately 15 minutes.

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3/4 + (1/3 divided by 1/6) - ( -1/2)

Answers

Answer:

k knkjj6879

Step-by-step explanation:

797990-988078i9

Answer:

3 1/4

Step-by-step explanation:

3/4 + (1/3÷1/6) - (-1/2)

3/4 + (6/3) - (-1/2)

3/4 + 2 + 1/2

3/4 + 8/4 + 2/4

13/4

3 1/4

Valeria is preparing for the national spelling bee and is following a strict study plan. to create the plan, she timed how long it had taken her to memorize several words. valeria recorded the number of letters in each word, x, and how many minutes, y, it had taken her to memorize it.

Answers

To analyze and create a study plan based on this data, Valeria can use statistical techniques to understand the relationship between the number of letters in a word and the time taken to memorize it.

One common approach is to perform a regression analysis, which can help determine the equation that relates the two variables and by fitting a regression model to the data, Valeria can estimate the relationship between x (the number of letters) and y (the time taken). This equation can then be used to predict how long it might take her to memorize words of different lengths.

There are various regression techniques available, such as

Linear regression, Polynomial regressionAdvanced methods like multiple regression if additional factors are considered.The specific technique to use depends on the nature of the data and the assumptions Valeria wants to make.

Once the regression model is established, Valeria can use it to plan her study time accordingly. For example, if she knows the number of letters in a word, she can estimate how long it will likely take her to memorize it based on the equation derived from the regression analysis.

It's important to note that performing a regression analysis requires a sufficient amount of data points to ensure accurate predictions.

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{3x -8y = 29 3x+y=-2 Which ordered pair is the best estimate for the solution to the system?​

Answers

The ordered pair for the solution to the system? of equations is (13/27, - 31/9).

What is a system of equations?A system of equations is a set of one or more equations involving a number of variables.The solutions to systems of equations are the variable mappings such that all component equations are satisfied—in other words, the locations at which all of these equations intersect.

Given is the system of equations as follows -

3x - 8y = 29

3x + y = -2

We have the following system of equations -

3x - 8y = 29

3x + y = -2

We can write -

3x + y = - 2

y = - 2 - 3x

So, we can write the first equation as -

3x - 8y = 29

3x - 8(- 2 - 3x) = 29

3x + 16 + 24x = 29

27x = 29 - 16

27x = 13

x = 13/27

Then, the value of [y] will be -

y = - 2 - 3x

y = - 2 - 3(13/27)

y = - 2 - 13/9

y = - (2 + 13/9)

y = - (18 + 13)/9

y = - 31/9

Therefore, the ordered pair for the solution to the system? of equations is (13/27, - 31/9).

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Please help me!!!!!!!!!

Please help me!!!!!!!!!

Answers

Answer:

396

Step-by-step explanation:

You multiply 3 times 3 times 4 times 11 to find your answer 396.

You could split them in two different shapes either a rectangle and square or two rectangles and add up all sides of one then do the same to the other and add them both
Please help me!!!!!!!!!

a plumer charges $25 for a service call plus $50 per hour of service. write an equation in slope - intercept form for cost , c ,after h hours of service, what will be the total cost for 8 hours of work? 10 hours of work

Answers

The total cost for 10 hours of work would be 25 + 50(10) = 525.

What is cost?

Cost is the monitorial associated with the purchase of production of food or service if can include the prices of material of which is over it and other expenses that are related to the production of the code of service cost is a major fraction of when deciding whether to purchase a product something as it is and indicator of the value of the product of sound service.
The marginal cost of producing 5 items can be calculated using the equation C(x)=1300+4x/10. The marginal cost is the cost associated with producing one additional item. To calculate the marginal cost, we can plug in x=5 into the equation.

The equation in slope-intercept form for cost, c, after h hours of service is c = 25 + 50h.

The total cost for 8 hours of work would be 25 + 50(8) = 425.

The total cost for 10 hours of work would be 25 + 50(10) = 525.

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Find f(a), f(a + h), and the difference quotient f(a + h) − f(a)/ h , where h ≠ 0. f(x) = 4x + 9

Answers

f(a) = 4a + 9, f(a + h) = 4a + 4h + 9, and the difference quotient f(a + h) - f(a) / h is equal to 4 for the given function f(x) = 4x + 9.

1. Find f(a) by substituting a for x in the function: f(a) = 4a + 9

2. Find f(a + h) by substituting a + h for x in the function:

f(a + h) = 4(a + h) + 9

f(a + h) = 4a + 4h + 9

3. Find the difference quotient by substituting f(a + h) and f(a) into the difference quotient formula:

Difference quotient = (f(a + h) - f(a)) / h

Difference quotient = ((4a + 4h + 9) - (4a + 9)) / h

Difference quotient = (4h) / h

Difference quotient = 4

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Select the correct answer from each drop-down menu. A system of linear equations is given by the tables. x y -5 10 -1 2 0 0 11 -22 x y -8 -11 -2 -5 1 -2 7 4 The first equation of this system is y = x. The second equation of this system is y = x − . The solution to the system is ( , ).

Answers

For the linear equations provided by the coordinates in the table;

The first equation of this system is y = -2x.

The second equation of this system is y = x - 3.

The solution to the system is (1, -2).

How do we solve for the system of linear equation?

We have four points (-5,10), (-1,2), (0,0), and (11,-22) for first equation, and four points (-8,-11), (-2,-5), (1,-2), and (7,4) the second equation.

The slope (m) is given by the formula (y2 - y1) / (x2 - x1).

For the first line, we can use the points (-5,10) and (-1,2)

m1 = (2 - 10) / (-1 - (-5)) = -8/4 = -2.

the first equation is y = -2x

the second line, we can use the points (-8,-11) and (-2,-5)

m2 = (-5 - -11) / (-2 - -8) = 6/6 = 1.

the second line has a slope of 1,

the equation should have the form y = x + c.

To find c, we can use one of the points, for instance (-2,-5):

-5 = -2 + c => c = -5 + 2 = -3.

So, the second equation is y = x - 3.

the solution to the system, we need to find where the two lines intersect.

y = -2x

y = x - 3

Setting both equation equally

-2x = x - 3

=> 3x = 3

=> x = 1.

Substituting x = 1 into the first equation

y = -2(1) = -2.

the solution to the system of linear equation would be (1, -2).

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Select the correct answer from each drop-down menu. A system of linear equations is given by the tables.

An online clothing company sells custom sweatshirts. The company charges $6.50 for each sweatshirt and a flat fee of $3.99 for shipping. (a) Write a linear function in the form y=mx+b that represents the total cost, y, in dollars, for a single order of x sweatshirts. (b) Describe how the linear function would change if the shipping charge applied to each sweatshirt

Answers

Answer:

6.50x+3.99

Step-by-step explanation:

every order of sweat shirts is charged 3.99

each individual sweatshirt costs 6.50 therefore x being the number purchased times 6.50 is the cost of the sweatshirts that plus the 3.99 is your total cost

Answer:

Y= 6.5x+3.99

Step-by-step explanation:

what is the value of √121 + ∛125

Answers

Answer:

16

Step-by-step explanation:

11 x 11 = 121

5 x 5 x 5 = 125


11+5 = 16

Consider the following vector field.
F(x, y, z) =
9ex sin(y), 2ey sin(z), 8ez
sin(x)
(a)
Find the curl of the vector field.
curl(F) =
(b)
Find the divergence of the vector field.
div(F) =

Answers

The curl of the vector field

curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k

The divergence of the vector field

div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z

To find the curl of the vector field F(x, y, z) = 9ex sin(y), 2ey sin(z), 8ez sin(x), we need to compute the determinant of the curl matrix.

(a) Curl of F:

The curl of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:

curl(F) = (∂R/∂y - ∂Q/∂z)i + (∂P/∂z - ∂R/∂x)j + (∂Q/∂x - ∂P/∂y)k

In this case, we have:

P(x, y, z) = 9ex sin(y)

Q(x, y, z) = 2ey sin(z)

R(x, y, z) = 8ez sin(x)

Taking the partial derivatives, we get:

∂P/∂y = 9ex cos(y)

∂Q/∂z = 2ey cos(z)

∂R/∂x = 8ez cos(x)

∂R/∂y = 0 (no y-dependence in R)

∂Q/∂x = 0 (no x-dependence in Q)

∂P/∂z = 0 (no z-dependence in P)

Substituting these values into the curl formula, we have:

curl(F) = (0 - 2ey cos(z))i + (8ez cos(x) - 0)j + (0 - 9ex cos(y))k

= -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k

Therefore, the curl of the vector field F is given by:

curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k

(b) Divergence of F:

The divergence of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:

div(F) = ∂P/∂x + ∂Q/∂y + ∂R/∂z

In this case, we have:

∂P/∂x = 9e^x sin(y)

∂Q/∂y = 2e^y sin(z)

∂R/∂z = 8e^z

Substituting these values into the divergence formula, we have:

div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z

Therefore, the divergence of the vector field F is given by:

div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z

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3- Find all values of Z such that e² = 2+i√3

Answers

The values of Z such that e² = 2 + i√3 are Z = ln(2 + i√3) + 2πik, where k is an integer.

To find the values of Z, we can start by expressing 2 + i√3 in polar form. Let's denote it as re^(iθ), where r is the modulus and θ is the argument.

Given: 2 + i√3

To find r, we can use the modulus formula:

r = sqrt(a^2 + b^2)

= sqrt(2^2 + (√3)^2)

= sqrt(4 + 3)

= sqrt(7)

To find θ, we can use the argument formula:

θ = arctan(b/a)

= arctan(√3/2)

= π/3

So, we can express 2 + i√3 as sqrt(7)e^(iπ/3).

Now, we can find the values of Z by taking the natural logarithm (ln) of sqrt(7)e^(iπ/3) and adding 2πik, where k is an integer. This is due to the periodicity of the logarithmic function.

ln(sqrt(7)e^(iπ/3)) = ln(sqrt(7)) + i(π/3) + 2πik

Therefore, the values of Z are:

Z = ln(2 + i√3) + 2πik, where k is an integer.

The values of Z such that e² = 2 + i√3 are Z = ln(2 + i√3) + 2πik, where k is an integer.

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Given the recursive formula:
a1=3
An=2(an-1+1)
Find a2 a3 a4

Answers

Answer:

\(a_2 = 8\)

\(a_3 = 18\)

\(a_4 = 38\)

Step-by-step explanation:

We are given the following recursive formula:

\(a_n = 2(a_{n-1}+1)\)

And consider \(a_1 = 3\)

a2

\(a_2 = 2(a_1 + 1) = 2(3 + 1) = 8\)

a3

\(a_3 = 2(a_2 + 1) = 2(8 + 1) = 18\)

a4

\(a_4 = 2(a_3 + 1) = 2(18 + 1) = 38\)

PLEASE HELP ASAP!!!!!

Rewrite the expression 20x + 25 as the product of two factors.

Answers

Answer:

5 (4 x + 5)

That is the answer

5 is a factor if 20 and 25 and 4x + 5 cannot be furthor be simplified.

What is the length of the diagonal from vertex J to vertex L in the quadrilateral below?

What is the length of the diagonal from vertex J to vertex L in the quadrilateral below?

Answers

Answer: 6.7 units for the diagonal from J to L

Step-by-step explanation:

you can use the Pythagorean theorem to find the diagonal (hypotenuse)

a^2 + b^2 = c^2

by counting units from M to J you have a length of 3 for the "a" value

by counting units from M to L you have a length of 6 for the "b" value

3^2 + 6^2 = c^2

9 + 36 = c^2

45 = c^2

take square root of both sides

6.7 = c

the diagonal is 6.7 units

What is the quotient?
-3/5 and -1/4

Answers

Answer:

2/1

Step-by-step explanation:

This is simple. Just do 3/5 - 1/4

3-1 = 2

5 - 4 = 1

So, the answer is 2/1

The heights (in inches) of a sample of eight mother daughter pairs of subjects were measured. (i point Using a speeadsheet with the paired mother/daughter heights, the lincar correlation cocfficient is found to be 0.693. Find the critical valuc, assuming a 0.05 significance level Is there safficient evidence to support the claim that there is a lincar correlation between the heights of mothers and the heights of their daughters? Critical value 0.707, there is not sufficient evidence to support the claim of a linear correlation between beights of mothers and heights of their daughters Critical value 0.707, there is sufficient evidence to support the claim of a linear correlation between heights of mothers and heights of their daughters O Critical value 0.666, there is sot sufficient evidence to support the claim of a linear cornelation between heights of mothers and heights of their daughters Critical value 0.666there is sufficient evidence to support the claim of a lincar correlation between heights of mothers and heights of their daughters.

Answers

Thus, the critical value is 0.707 and there is not enough evidence to support the claim that there is a linear correlation between the heights of mothers and their daughters.

Based on the information provided, the linear correlation coefficient between the heights of mothers and daughters is 0.693.

To determine if there is sufficient evidence to support the claim that there is a linear correlation between these heights, we need to find the critical value assuming a significance level of 0.05.Using a two-tailed test with 6 degrees of freedom (n-2=8-2=6), the critical value is 0.707. If the calculated correlation coefficient is greater than 0.707 or less than -0.707, then we can reject the null hypothesis that there is no linear correlation between the heights of mothers and daughters.In this case, the calculated correlation coefficient of 0.693 is less than the critical value of 0.707. Therefore, we fail to reject the null hypothesis and there is not sufficient evidence to support the claim of a linear correlation between the heights of mothers and their daughters.

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Define response variable. Choose the correct answer below.
A.The effect of two factors​ (explanatory variables on the response​ variable) cannot be distinguished.
B.The quantitative or qualitative variable for which the experimenter wishes to determine how its value is affected by the explanatory variable
C.An innocuous​ medication, such as a sugar​ tablet, that​ looks, tastes, and smells like the experimental medication
D.The variable whose effect on the response variable is to be assessed by the experimenter

Answers

Response variable defined with:

B. The number or quality of the variable for whom the value the experimenter wants to figure out how the explanatory variable affects.

Define Response Variable

Option B describes the response variable as the variable of interest that the experimenter is trying to study and understand how it is affected by other variables, known as explanatory variables. The response variable is often the dependent variable in a study and the focus of the analysis.

On the other hand, option A describes a situation in which the effect of two factors on the response variable cannot be distinguished, which is not a definition of the response variable itself. Option C describes a placebo, which is a different concept in experimental design.

Option D is similar to option B but does not describe the response variable as being the focus of the experimenter's study.

The response variable, also known as the dependent variable, is a variable in a statistical model or experiment that is being measured or studied. It is the outcome of interest that the experimenter wants to understand and explain by considering the effects of one or more independent variables, also known as explanatory variables.

The goal of the experiment is to determine how changes in the explanatory variables affect the response variable. In a sense, the response variable is the dependent variable because its value depends on the values of the independent variables.

Understanding the relationship between the response and explanatory variables is important in fields such as science, medicine, and engineering, where researchers are often interested in predicting or controlling outcomes based on various inputs.

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Abram competed in a 100-meter swimming race. He swam
the first 50 m in 29.65 seconds. He swam the second 50 m
in 30.24 seconds. How long did it take Abram to complete
the race?

Answers

Answer:

Step-by-step explanation:

59.89

If x is an odd number, which of the following is also odd? * X + 1, X + 2, 2x + 2 or 3x + 1​

Answers

Answer:

x+2

Step-by-step explanation:

i put mi x as one so

....that how i get my anwser

What will be the cost of paper 2 m wide, at rupees 3 1/2 per metre for papering the walls of a room 21 m long 15 m broad, and 10 m high

Answers

To calculate the cost of paper for the room, we first need to calculate the total area of the walls to be covered with paper.

Total area of the walls = Perimeter of the room x Height of the room
= 2(Length + Breadth) x Height
= 2(21m + 15m) x 10m
= 720 square meters

Now, we need to calculate the total length of paper required to cover this area. Since the width of the paper is 2 meters, we need to divide the total area by 2 to get the length of paper required.

Length of paper required = Total area of walls / Width of paper
= 720 square meters / 2 meters
= 360 meters

Finally, we can calculate the cost of the paper as follows:

Cost of paper = Length of paper required x Cost per meter
= 360 meters x Rs. 3.5 per meter
= Rs. 1260

Therefore, the cost of paper 2 meters wide at Rs. 3 1/2 per meter for papering the walls of a room 21 m long, 15 m broad, and 10 m high will be Rs. 1260.
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