Answer:
B. The slope of g(x) is less than the slope of f(x)
Step-by-step explanation:
The slope of f(x) is 2/1 or just 2 and the slope of g(x) is 1/2, less than f(x).
Answer:
B.
Step-by-step explanation:
What is an example of a linear function table?.
An example of a linear function table is y=3x
A linear function is used to relate an independent variable and a dependent variable by introducing a rate of change(function) of which the independent variable is equated to find the dependent variable. Linear functions are those whose graph is a straight line. The following is the form of a linear function. a + bx = y = f(x). One independent variable and one dependent variable make up a linear function. X and Y are the independent and dependent variables, respectively.
for example:
y=3x hence is the dependent variable as it depends on the change of x and 3 is the rate of change which is a constant and is determined by the division of the values of y/x hence to make a table of y over x of which y is determined by the rate of change the unrelated variable x, 3.
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Find the slope (5,9) and (3,-7)
Answer:
Positive 8 I answered your other one too
In inferential statistics, the objective is to determine how probable it is that:
The alternative hypothesis is true.
The null hypothesis is true.
The alternative hypothesis is false.
The null hypothesis is false.
In inferential statistics, the objective is to determine the probability of the alternative hypothesis being true or the null hypothesis being true.
This involves using sample data to make inferences and draw conclusions about a larger population. By analyzing the data and performing statistical tests, we assess the likelihood of the alternative hypothesis or the null hypothesis being accurate.
The alternative hypothesis represents a claim or statement that contradicts the null hypothesis and suggests that there is a significant relationship or difference between variables. To determine its probability, statistical methods such as hypothesis testing and p-values are employed. These methods evaluate the strength of evidence against the null hypothesis and support the alternative hypothesis when the evidence is substantial.
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If UW = 9x - 9, what is UW in units?
We have the following:
\(\begin{gathered} UW=UV+VW \\ \text{where} \\ UW=9x-9 \\ UV=2x-4 \\ VW=4x+10 \end{gathered}\)replacing:
\(\begin{gathered} 9x-9=2x-4+4x+10 \\ 9x-9=6x+6 \\ 9x-6x=9+6 \\ 3x=15 \\ x=\frac{15}{3}=5 \end{gathered}\)Therefore:
\(UW=9\cdot5-9=45-9=36\)The answer is 36 units
What is the outlier for the data set?
A. 5
B. 9
C. 10
D. there is none
Answer:
The answer to your problem is, A. 5
Step-by-step explanation:
What is an outlier?
What just like it says an outlier it something “ away “ or “ out of civilization of its fellow numbers “
You can see that the hours of 8 - 10 they are all bunched up together
But you can see hour 5 seems a bit lonely
Which then we call he outlier
Thus the answer to your problem is, A. 5
somebody please help
Martha has 4 different colored pens in her bag. After she uses a pen she just throws it back into bag. If she does this 5 day a week, how many different ways can she use the pens for the week?.
By likelihood, she can utilize the pens in 1024 distinct ways during the week.
Probability is the study of possible outcomes of events, together with the probabilities and distributions of those occurrences.
Simply put, probability measures how probable something is to occur. We can discuss the probabilities of various outcomes, or how likely they are, whenever we are unsure of how an event will turn out. Statistics is the study of events subject to probability.
To calculate probability, divide the total number of outcomes by the total number of possible possibilities. There are differences between probability and odds.
Odds are computed by dividing the likelihood that an event will occur by the likelihood that it won't.
From the stated circumstance,
Total ways = \(4^{5}\)= 1024
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Donell compared the hours students spent each day on social networks to the hours they spent on homework. His data is shown below. Which statements are true? Check all that apply.
2 dots plots. A dot plot titled Number of hours spent on social networks goes from 0 to 4.5. 0 has 3 dots, 0.5 has 5 dots, 1 has 2 dots, 2.5 has 4 dots, 3 has 3 dots, 3.5 has 1 dot. A dot plot titled Number of hours spent on homework goes from 0 to 4.5. 0 has 1 dot, 0.5 has 1 dot, 1 has 4 dots, 1.5 has 8 dots, 2 has 3 dots, and 4.5 has 1 dot.
The mean number of hours spent on each activity are equal.
There is a greater variability in the hours spent on social networks.
The average student spends more time on homework than on social networks.
The range for the number of hours spent on homework is greater.
Students are more consistent in the time spent on homework than the time spent on social networks.
Answer:
A,D,E
Step-by-step explanation:
Lol i took the test on edge and got it correct.
:P
Answer:
the answers are a d and e
Step-by-step explanation:
What is 75 times 38 to the power of 2
5 The backyard at Selena's new house is in the shape of a square and has an area of 250 square feet. What is
the approximate side length of her yard? (Between which two whole numbers?
A) 15 and 16
C) 16 and 17
B) 17 and 18
D) 18 and 19
What is the value of the expression below
(-64)^2/3
Answer:
16
Step-by-step explanation:
\((-64)^2/3\)
64 = \(2^{6}\)
\(2^{6} ^{\frac{1}{3} } ^{2}\)
\(2^{ 2^{2} }\)
\(2^{4}\)
16
What is the inverse of y = x2 + 16
Answer:
\( {y}^{ - 1} = \sqrt{x - 16} \)
Step-by-step explanation:
To find the inverse of this function, we make "x" the subject of the equation .\(y = {x}^{2} + 16 \\ {x}^{2} = y - 16 \\ x = \sqrt{y - 16} \)then we interchange "y" and "x" .\(hence \: the \: inverse \: is \\ {y}^{ - 1} = \sqrt{x - 16} \)Brian can type 40 words a minute.
How many words can be typed in 4.5 minutes?
11 pens weigh 53.43 grams how many grams will 2 pens weigh
Answer:
9.72
Step-by-step explanation:
53.43/11 = 4.86
4.86*1 = 9.72
Answer:
2 pens will weigh about 9.7 grams.
Step-by-step explanation:
1. First, you divide 53.43 by 11 which gives you 4.85 grams (I used the first 2 digits.)
2. Since you know that 1 pen weighs about 4.85 grams, you multiply 4.85 by 2 to find the amount of grams for 2 pens. The answer is 9.7 grams.
Question 19:
1 point
In the diagram below of circle O, chords JT and ER intersect at M.
E
М.
M
ºo
R
If EM = 8 and RM = 15, the lengths of JM and TM could be
(1) 12 and 9.5
(3) 16 and 7.5
(2) 14 and 8.5
(4) 18 and 6.5
Applying the intersecting chords theorem, the possible lengths of JM and TM could be: 16 and 7.5.
What is the Intersecting Chords Theorem?The intersecting chords theorem states that product of the divided segments of each intersectint chords are equal to each other.
Based on the intersecting chords theorem, we would have:
(EM)(RM) = (JM)(TM)
If JM and TM are 16 and 7.5 respectively, we would have:
(8)(15) = (16)(7.5)
120 = 120
The lengths of JM and TM could therefore be: 16 and 7.5.
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Answer:
16 and 7.5
Step-by-step explanation:
Let S(d) give the height of high tide in Seattle on a specific day, d, of the year. Use shifts of the function S(d) to find formulas for each if the following functions. (a) T(d). the height of high tide in Tacoma on day d, if we assume that high tide in Tacoma is aiways 8 feet higher than high tide in Scatte. T(d)=S(d+h)+k where h= and k= (b) P(d), the height of hightide in Portland ondsy d, If we assume that high tide in Portland is the same height as the high tide in Seatues days before. R(d)=S(d+h)+k where h= and k=
To find the formula for T(d), the height of high tide in Tacoma on day d, assuming it is always 8 feet higher than high tide in Seattle
(a) T(d) = S(d) + 8
(b) P(d) = S(d - 1)
(a) To find the formula for T(d), the height of high tide in Tacoma on day d, we assume that high tide in Tacoma is always 8 feet higher than high tide in Seattle. This means we need to shift the function S(d) by a horizontal shift of h and a vertical shift of k. Let h represent the number of days of the shift. Since high tide in Tacoma occurs on the same day as in Seattle, we set h = 0. Let k represent the vertical shift. Since Tacoma's high tide is always 8 feet higher, we set k = 8. Therefore, the formula for T(d) is T(d) = S(d + 0) + 8 = S(d) + 8.
(b) To find the formula for P(d), the height of high tide in Portland on day d, assuming that high tide in Portland is the same height as the high tide in Seattle days before, we also need to shift the function S(d). Let h represent the number of days of the shift. Since Portland's high tide occurs one day before Seattle's high tide, we set h = -1. Let k represent the vertical shift. Since the heights of high tides are the same, we set k = 0. Therefore, the formula for P(d) is P(d) = S(d - 1) + 0 = S(d - 1).
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You're playing a game where you defend your village for me or evasion there are three characters of habit or human and five defensive tools magic sword shield slingshot or umbrella to pick from if you randomly choose your character into what is your probability that you won't be a hobby or use an umbrella
Answer:
\(P(Not\ hobbit\ or\ Not\ Umbrella) = \frac{14}{15}\)
Step-by-step explanation:
Your question is poorly formatted (See comment section for complete question)
Given
\(x = \{elf, hobbit, human\}\) ---- characters
\(n(x) =3\)
\(y = \{Magic,Sword,Shield,Slingshot,Umbrella\}\) --- tools
\(n(y) = 5\)
Required
The probability that your character won't be a hobbit or your tool won't be an umbrella?
First we calculate the probability of choosing a hobbit.
\(x = \{elf, hobbit, human\}\)
\(n(hobbit) = 1\)
So:
\(P(hobit) = \frac{n(hobbit)}{n(x)}\)
\(P(hobit) = \frac{1}{3}\)
Using the complement rule, we calculate the probability of not choosing a hobbit
\(P(Not\ hobbit) = 1 - P(hobbit)\)
\(P(Not\ hobbit) = 1 - \frac{1}{3}\)
\(P(Not\ hobbit) =\frac{2}{3}\)
Next, we calculate the probability of choosing an umbrella.
\(y = \{Magic,Sword,Shield,Slingshot,Umbrella\}\)
\(n(Umbrella) = 1\)
So:
\(P(Umbrella) = \frac{n(Umbrella)}{n(y)}\)
\(P(Umbrella) = \frac{1}{5}\)
Using the complement rule, we calculate the probability of not choosing an umbrella
\(P(Not\ Umbrella) = 1 - \P(Umbrella)\)
\(P(Not\ Umbrella) = 1 - \frac{1}{5}\)
\(P(Not\ Umbrella) = \frac{4}{5}\)
The required probability is calculated using:
\(P(A\ or\ B) = P(A) + P(B) - P(A)P(B)\)
In this case;
\(P(Not\ hobbit\ or\ Not\ Umbrella) = P(Not\ hobbit) + P(Not\ Umbrella) -\) \(P(Not\ hobbit)*P(Not\ Umbrella)\)
\(P(Not\ hobbit\ or\ Not\ Umbrella) = \frac{2}{3} + \frac{4}{5} - \frac{2}{3} * \frac{4}{5}\)
\(P(Not\ hobbit\ or\ Not\ Umbrella) = \frac{2}{3} + \frac{4}{5} - \frac{8}{15}\)
Take LCM
\(P(Not\ hobbit\ or\ Not\ Umbrella) = \frac{10+12-8}{15}\)
\(P(Not\ hobbit\ or\ Not\ Umbrella) = \frac{14}{15}\)
Which points are on the graph of the equation
Answer: C (0,-2) is one of them.
A music app charges $2 to download the app plus $1.29 per song download, Identify the rate of change.
Answer: 1.29
Step-by-step explanation: y=1.29x+2
1.29 is the coefficient of X, slope, and the rate of change.
Liz dives 10 feet below the surface of the water. Then she returns to the surface. Use the drop-down menus to write an expression that represents her overall change in depth.
Explanation
let the surface of the water
A drawer contains 3 black socks,3white socks, 2 red socks and 1 purple sock. A red sock is pulled at random from the drawer but returned because it he a hole.
Answer:
25
Step-by-step explanation:
you have to multiply
F(x,y)={
K(x
2
+y
2
)
0
22≤x≤31,22≤y≤31
otherwise
(a) Compute the covariance between X and Y. (Round your answer to four decimal places. ) Cov(x,y)= (b) Compute the correlation coefficient p for this X and Y. (Round your answer to four decimal places. ) rho=
without additional information such as the joint PDF or the standard deviations of X and Y, it is not possible to compute the covariance or correlation coefficient for the given function F(x,y)={ K(x^2 + y^2) 0, 22 ≤ x ≤ 31, 22 ≤ y ≤ 31, otherwise}.
To compute the covariance between X and Y, we need to find the expected value of the product of the deviations of X and Y from their respective means.
(a) The covariance between X and Y, denoted as Cov(X,Y), is calculated using the formula:
Cov(X,Y) = E[(X - E[X])(Y - E[Y])]
In this case, the function F(x,y) is defined as K(x^2 + y^2) for 22 ≤ x ≤ 31 and 22 ≤ y ≤ 31, and 0 otherwise.
To compute the covariance, we first need to find the expected values of X and Y. Since X and Y are continuous random variables, we can use their joint probability density function (PDF) to calculate the expected values.
Since the given PDF is not provided, it is not possible to determine the expected values of X and Y or compute the covariance. However, if the joint PDF was provided, we could integrate over the appropriate ranges to find the expected values and then use them to calculate the covariance.
(b) The correlation coefficient, denoted as p (rho), is a normalized measure of the linear relationship between two variables. It is calculated using the formula:
p = Cov(X,Y) / (σ(X) × σ(Y))
where σ(X) and σ(Y) are the standard deviations of X and Y, respectively.
Similarly to part (a), we cannot compute the correlation coefficient without the joint PDF or the standard deviations of X and Y.
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Etta buys some ribbon and cuts it into 5 pieces that are the same length. Each piece is 9 inches long. How long was the ribbon that Etta bought? The ribbon that Etta bought was inches long.
Answer:
The ribbion she bought is 45 inches long
Step-by-step explanation:
Answer:
about 45 inches
Step-by-step explanation:
Etta cut the ribbon into 5 peices that were each 9 inches long. Multiply those number and it should be about 45 inches.
A middle school has the fifth and sixth grades. There are 100 fifth-grade boys and 110 fifth-grade girls. There are 7 fewer sixth-grade boys than fifth-grade boys, and there are 10 more sixth-grade girls than sixth-grade boys What is the ratio of girls to boys in the middle school? Show your work.
The ratio of girls to boys in the middle school = 213 : 193
Number of fifth-grade boys = 100
Number of fifth grade girls = 110
There are 7 fewer sixth-grade boys than fifth-grade boys
Number of sixth-grade boys = 100 - 7
Number of sixth-grade boys = 93
There are 10 more sixth-grade girls than sixth-grade boys
Number of sixth-grade girls = 93 + 10
Number of sixth-grade girls = 103
Total number of girls = Number of sixth-grade girls + Number of fifth-grade girls
Total number of girls = `103 + 110
Total number of girls = 213
Total number of boys = Number of sixth-grade boys + Number of fifth-grade boys
Total number of boys = `93 + 100
Total number of boys = 193
The ratio of girls to boys in the middle school = 213 : 193
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. You deposit $200 each month into an account earning 3% interest compounded monthly for 30 years. How much total interest will you earn in 30 years?
The total interest you will earn in 30 years is approximately $241.61.
To calculate the total interest earned in 30 years, we need to use the formula for compound interest:
A = P(1 + r/n)^(nt) - P
Where:
A = the future value of the investment
P = the principal amount (initial deposit)
r = the annual interest rate (in decimal form)
n = the number of times the interest is compounded per year
t = the number of years
In this case, the principal amount is $200, the annual interest rate is 3% (or 0.03 as a decimal), the interest is compounded monthly (so n = 12), and the time period is 30 years (so t = 30).
Plugging in these values into the formula:
A = 200(1 + 0.03/12)^(12*30) - 200
Now we can simplify and calculate:
A = 200(1.0025)^(360) - 200
A = 200(2.208040033) - 200
A ≈ 441.6080066 - 200
A ≈ 241.6080066
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Solve the equation p + 5 = −12 for p.
Answer: 17
Explanation
P-5=12
Transpose 5 to the other side
It will become +5 after transposing becuase it was -5 before transposing
P=12+5
P=17
PLSSS MARK AS BRAINLIEST
This is the graph of f(x). What is the value of f(2)?
101
-5
O A. 2
B. 6
C. 5
D. 9
Answer:
9
Step-by-step explanation:
We have been given a graph of a function and we are asked to find the value of our function at x equals 2.
To find the value of f(2), we will see what is the value of y when x is 2.
We can see from our given graph that at x equals 2 our function is at 9.
given a set of data and a corresponding regression line, describe all values of x that provide meaningful predictions for y. A. Prediction values are meaningful for all X-values that are realistic in the context of the original data set. B. Prediction values are meaningful only for x-values that are not included in the original data set. C. Prediction values are meaningful only for X-values in (or close to the range of the original data.
The correct answer is (C) Prediction values are meaningful only for X-values in (or close to the range of the original data.
A regression line is a statistical model that is used to make predictions about the value of a dependent variable (Y) based on the value of an independent variable (X). The regression line is based on a sample of data, and it is typically used to make predictions about the population from which the sample was drawn.
The validity of the predictions made using a regression line depends on the assumptions that were used to create the model. One of these assumptions is that the relationship between X and Y is linear, which means that the predictions are only meaningful for X-values that are within (or close to) the range of the original data. If the X-value is outside this range, the prediction may not be accurate because the model may not accurately represent the underlying relationship between X and Y.
Therefore, to provide meaningful predictions for Y, the values of X should be within (or close to) the range of the original data.
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Two families visited an amusement park. The first family bought 4 hot dogs and 6 bottles of waters, which totaled $22. The second family bought 8 hot dogs and 3 bottles of waters, which totaled $35. How much did one hot dog cost?
$1
$2
$3
$4
Answer:
The answer is 4
Step-by-step explanation: If you multiply $4 by 4(hotdogs) you will get 16 then if you subtract $22(the total) from 16 it will lead to six which is a reasonable price for water.
Next is to test the answer on the next part. $4 x 8(hotdogs) is 32 then subtract 35 from it and it will lead to the same price of water. (Also I tested all the other answers and they didn't match)
PLEASE HELP I WILL GIVE BRAINLIEST Complete the frequency table: Method of Travel to School Walk/Bike Bus Car Row totals Under age 15 60 165 Age 15 and above 65 195 Column totals 152 110 98 360 What percentage of students under age 15 travel to school by car? Round to the nearest whole percent. 11% 18% 41% 80%
Answer:
11%
Step-by-step explanation:
1. Fill out the table with the correct numbers.
2. After you fillout the numbers, you should notice that under the column car and in the first row, there should be the number 18.
3. We know the total number of students under the age of 15 is 165.
4. To find the percent:
18/165 * 100
= 11%
Answer:
41%
Step-by-step explanation:
Look at the column "Age 15 and above".
Notice how the row total for that column is 195.
Also, look at "Bus".
Notice how there is a gap between 60 and 110.
To calculate the answer, you need to fill in the blanks using the surrounding numbers.
60 + 50 = 110, so to the right of "65" on "Age 15 and above", there should be a 50.
The "195" at the end of the row is now on the same row as the numbers: 65, 50, and a blank spot.
Now, all we have to do is simply ask ourselves what 65 + 50 gets us, and what we need to add to that to get 195.
65 + 50 = 115, 115 + 80 = 195.
Although, notice that this does not mean the answer is not 80%.
We need to find what percentage is 80 out of 195.
80 out of 195 = 41.03%.
By rounding, we will get an answer of 41%.