Answer:
30
Step-by-step explanation:
To find the best prediction for the amount of numbered cards that will be drawn during the game, first find the probability of drawing a numbered card. There are 36 numbered cards and 48 total cards. So, the probability of drawing a numbered card is or .
Now, multiply the probability by the number of times a card will be drawn from the deck. Since there are 10 rounds and 4 players, a card will be drawn from the deck 10 × 4, or 40, times. So, multiply by 40.
Therefore, the best prediction for the amount of numbered cards that will be drawn during the game is 30.
c. if this was a belo plan with a pay rate of $22.00 per hour and a maximum of 53 hours, how much would ortiz be paid for 48 hours?
Ortiz would be paid $1056 for working 48 hours under the given pay rate of $22 per hour.
If Ortiz worked for 48 hours at a pay rate of $22 per hour, the calculation of his total earnings can be done by multiplying the number of hours worked by the hourly rate.
To calculate Ortiz's earnings for 48 hours, we multiply 48 by $22, which gives us a total of $1056.
Therefore, Ortiz would be paid $1056 for working 48 hours under the given pay rate of $22 per hour.
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It is found that Ortiz paid $1056 for working 48 hours under the given pay rate of $22 per hour.
We are given that Ortiz worked for 48 hours at a pay rate of $22 per hour
Then the calculation of his total earnings could be done by multiplying the number of hours worked by the hourly rate.
To determine Ortiz's earnings for 48 hours, we multiply 48 by $22, that will gives us a total of $1056.
48 x 22 = 1056
Therefore, Ortiz will be paid 1056 dollars for working 48 hours under the pay rate of $22 per hour.
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Can someone help me with this?
Answer:
26880 i think
Step-by-step explanation:
I think it is i hope it helps
hello hello Hello i need help plz
This chart shows the top five salaries for the Los Angeles Dodgers in 2015. Find the mean and mean absolute value of this set of data. Then, explain what the mean absolute value means within this situation.
Top Five Salaries
(in millions of dollars)
28
21.8
21.1
19
15.5
Answer:
Step-by-step explanation:
I can't find the mean absolute value. But the absolute value is never negative unless there is a minus sign outside the absolute value bars.
So the mean is those 5 salaries added and then divide by 5
28
21.8
21.1
19
15.5
Total 105.4
The mean = 105.4 / 5 = 21.08
The absolute mean is the same thing. Both are plus. If you have a definition for the mean absolute value, please post it and I'll come back and edit my answer.
32 + (-12 7/8) what is it I mak u brainlyiest or whatever
Answer:
The answ is 20 7/8
Step-by-step explanation:
Answer:
44 7/8
Step-by-step explanation:
Hope this helps!
And just to make sure do you mean twelve and seven eighths?
A, C, and D are point on a circle of a radiu 4cm, centre O.
BA and BC are tangent to the circle.
OB = 10cm
Work out the length of arc ADC.
Answer:
Step-by-step explanation:
OB = 10 cm
OA = OC = Radius = 4 cm
COS <AB = OA/OB = 4/10 = 2/5 =
COS< COB = OC/OB = 4/10 = 2/5
=> <AOC = <AOB + <COB
=> <AOC = Cos-¹(2/5) + Cos-¹(2/5)
=> <AOC = 2 Cos-¹(2/5)
=> <AOC = 2 * 66.42
=> <AOC = 132.84°
if D is in minor arc then length of arc ADC. = ( 132.84°/360°) 2π = 9.274 cm
if D is in major arc then length of arc ADC. = ((360° -132.84°)/360°) 2π = 15.859 cm
Ericka is choosing between two cell phone plans that offer the same amount of minutes. VeriFone has a plan that charges $39.99 per month with additional minutes costing $0.45 per minute. AT&Q has a plan that costs $44.99 per month with additional minutes costing $0.40. How many minutes, m, would Ericka need to use for the two plans to cost the same amount?
I need help right away please thanks
Answer: can’t say the answer but i think i know youuuu from online school;)
Step-by-step explanation:
a) Calculate the size of angle x in the diagram
below.
b) Work out the bearing of A from B.
The angle x in the diagram is 98 degrees.
How to find the angles in parallel lines?When parallel lines are cut by a transversal line, angle relationships are formed such as corresponding angles, alternate interior angle, alternate exterior angles, vertically opposite angles, same side interior angles etc.
Therefore, let's find the angle of x using the angle relationships as follows:
The size of the angle x can be found as follows:
82 + x = 180(same side interior angles)
Same side interior angles are supplementary.
Hence,
82 + x = 180
x = 180 - 82
x = 98 degrees
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I need help with geometry
Answer:
It 12
Step-by-step explanation:
This is because the scale factor between the triangles is 1.75, so I divide 21 by 1.75 and got 12
Hope this helped
We first have to find 2 pairs of sides that proportional.
35/20=42/24=7/4
and 21/b should be 7/4 as well because if we want the triangles to be similar the sides should be in proportion.
21/b=7/4
84=7b
b=12
Done!
Hope this helped, any questions about this just ask in the comments and I will answer.
Solve for "y" if 2x + 8y = 6
The explicit solution for y of 2x + 8y = 6 is y = 3 / 4 - x / 4.
How to solve a linear equation in explicit form
Herein we have a linear equation in implicit form that must be transformed into its explicit form. In this case, we must described y as a function of x by means of algebraic measures. The complete procedure is shown below:
2 · x + 8 · y = 6 Given
8 · y = 6 - 2 · x Compatibility with addition / Existence of additive inverse / Modulative property
y = (6 - 2 · x) / 8 Compatibility with multiplication / Existence of multiplicative inverse / Modulative property
y = 3 / 4 - x / 4 Subtraction of fractions with same denominators / Associative property / Definition of division / Result
The explicit solution for y of 2x + 8y = 6 is y = 3 / 4 - x / 4.
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WILL GIVE BRAINLIST IF ANSWERED CORRECTLY!!
Answer: 9 units to the right and 5 units down
Step-by-step explanation:
1) Measure the length.
You can find that you can match point C with point W. Next find how much it goes to the right and left.
Right from (C->W): 9 squares
Down from (C->W): 5
2) Fill in the blank
9 units to the right and 5 units down
Answer:
ΔABC ≅ ΔNKW because when ΔABC is translated 9 units right and 5 units down, it results in the other triangle.
Step-by-step explanation:
The triangles are congruent as the measures of their corresponding sides and angles are the same.
To determine the translation of ΔABC to ΔNKW, find the change in the x and y values from one of the points of ΔABC to its corresponding point of ΔNKW.
Point C = (0, 0)Point W = (9, -5)Therefore:
ΔABC ≅ ΔNKW because when ΔABC is translated 9 units right and 5 units down, it results in the other triangle.
What test should be used to determine whether DHA is a better treatment than control for treating eczema (SCORAD is not normally distributed)
Based on your requirements, the appropriate test to determine whether DHA is a better treatment than control for treating eczema, considering that SCORAD is not normally distributed, is the Mann-Whitney U test (also known as the Wilcoxon rank-sum test).
The Mann-Whitney U test is a non-parametric statistical test that compares the distribution of two independent samples. In this case, the samples would be the DHA group and the control group.
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how do I solve this-
Answer:
I cant see the picture
Step-by-step explanation:
Split the equation into two separate equations (one with a positive and one with a negative), and then solve both equations.
POSITIVE:
2b - 9 = b - 6
b = 3
NEGATIVE:
2b - 9 = -(b - 6)
2b - 9 = -b + 6
3b = 15
b = 5
Answer: b=3, b=5
The area of a rectangle is 8w+18 Use your width expression to find the length of the rectangle when w=1.25feet show your work
ANSWER
22.4 feet
EXPLANATION
The area of a rectangle is the product of its length and width,
\(A=l\cdot w\)We know that the area of this rectangle is 8w+18,
\(8w+18=l\cdot w\)Divide both sides by w to solve for l,
\(l=\frac{8w+18}{w}\)We have to solve this for w = 1.25 ft,
\(l=\frac{8\cdot1.25ft+18}{1.25ft}=22.4ft\)Hence, the length of the rectangle is 22.4 feet.
What is the orthogonality assumption in ordinary least squares (OLS), taking LaTeX: Y\:=a+bX as the model, and the error term is LaTeX: \epsilon?
The orthogonality assumption in ordinary least squares (OLS) regression states that the error term (ε) is uncorrelated with the independent variable (X).
In OLS regression, the model assumes that the relationship between the dependent variable (Y) and the independent variable (X) can be represented as Y = a + bX + ε, where ε is the error term.
The orthogonality assumption states that this error term is uncorrelated with X, meaning that there is no systematic relationship between the independent variable and the random error. In other words, the error term represents the variation in Y that cannot be explained by X.
The orthogonality assumption is crucial because it allows OLS to estimate the coefficients (a and b) in a way that is unbiased and efficient. If there were a correlation between X and the error term, it would imply that the variation in Y not explained by X is related to X, leading to biased and inefficient coefficient estimates. By assuming orthogonality, OLS can separate the effects of X on Y from the random error, allowing for reliable estimation of the relationship between the variables.
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it shows also that the barn will be used as part of the fencing on one side. find the largest area that can be enclosed if 88 feet of fencing material is available
The largest area that can be enclosed if 88 feet of fencing material is available is 484 feet².
Given, a barn has a perimeter of 88 feet.
Now, the perimeter of the rectangle i.e. Barn is 88 feet.
Perimeter = 2(l + b)
88 = 2(l + b)
l + b = 44
b = 44 - l
Now, area = l × b
Area = l × (44 - l)
Area = 44l - l²
On differentiating both the sides, we get
A' = 44 - 2l
On putting A' = 0
44 - 2l = 0
l = 22
Now, for l = 22 the area will be the largest.
if l = 22
then, 22 + b = 44
b = 22
So, the largest area will be 22×22 = 484
Hence, the largest area that can be enclosed if 88 feet of fencing material is available is 484 feet².
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Identify the rate of change and term 0
1. 3, 5, 7, 9, 11, 13, 15....
Answer:
-1
mark me brainliest
What is the average length encoding of a letter for a huffman code of these letters and their frequencies: a : 0.15, b : 0.25, c : 0.20, d : 0.35, e : 0.05?
The average length encoding of a letter for a Huffman code of the letters and their given frequencies will be 245.
We have,
Frequencies:
a = 0.15 = 15,
b = 0.25 = 25,
c = 0.20 = 20,
d = 0.35 = 35,
e = 0.05 = 5,
So,
Now,
According to the question,
We will make Huffman tree,
i.e.
a = 0.15 = 15,
b + c = 25 + 20 = 45
d + e = 35 + 5 = 40,
Now,
a + b + c + d + e = 100
So,
a = 11 = 2 digits
b = 101 = 3 digits
c= 100 = 3 digits
d= 01 = 2 digits
e= 00 = 2 digits
And,
We know that,
Total bits required to represent Huffman code = 12.
So,
Now,
The average code length = a * 2 digits + b * 3 digits + c * 3 digits + d * 2 digits + e * 2 digits
i.e.
The average code length = 15 × 2 + 25 × 3 + 20 × 3 + 35 × 2 + 5 × 2
On solving we get,
The average code length = 245
Hence we can say that the average length encoding of a letter for a Huffman code of the letters and their given frequencies will be 245.
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find a value of c so that p(z ≥ c) = 0.68. a) 0.47 b) 1.47 c) −0.94 d) −0.47 e) 0.67 f) none of the above
To solve for the value of c, we need to use the standard normal distribution table or calculator.
From the information given, we know that the area to the right of z (which is equivalent to the probability of z being greater than or equal to c) is 0.68.
Looking at the standard normal distribution table, the closest probability value we can find is 0.6799, which corresponds to a z-value of 0.44. However, this is the probability to the left of z, so we need to subtract it from 1 to get the area to the right of z.
1 - 0.6799 = 0.3201
This means that the area to the left of z is 0.3201. To find the corresponding z-value, we look for the closest value in the standard normal distribution table, which is 0.31. However, this is the area to the left of z, so we need to use the negative of this value to get the z-value for the area to the right of z.
z = -0.31
Therefore, the value of c that satisfies p(z ≥ c) = 0.68 is:
c = -0.31
Therefore, the correct answer is "f) none of the above".
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1. Find the probability that you will roll a six and then a five when you roll a die twice
2. A bag contains 3 red, 4 blue, and 6 yellow marbles. One Marble is selected at a time, and once a marble is selected, it is replaced, find each probability.
17. In a recent l0-year period, the change
in the number of visitors to U.S. national parks
was about 11,150,000 visitors.
A. What was the mean yearly change in the
number of visitors?
Answer:
i think it would be 5,000 but im not for sure
Step-by-step explanation:
A school purchased sand to fill a sandbox on its playground. The dimensions of the sandbox in meters and the total cost of the sand in dollars are known. Which units would be most appropriate to describe the cost of the sand?
The most appropriate units to describe the cost of the sandbox would indeed be dollars.
When describing the cost of an item or service, it is essential to use the unit that represents the currency being used for the transaction. In this case, the total cost of the sand for the school's sandbox is given in dollars. To maintain consistency and clarity, it is best to express the cost in the same unit it was provided.
Using dollars as the unit for the cost allows for clear communication and understanding among individuals involved in the transaction or discussion. Dollars are widely recognized as the standard unit of currency in many countries, including the United States, where the dollar sign ($) is commonly used to denote monetary values.
Using meters, the unit for measuring the dimensions of the sandbox, to describe the cost would be inappropriate and could lead to confusion or misunderstandings. Mixing units can cause ambiguity and hinder effective communication.
Therefore, it is most appropriate to describe the cost of the sand in dollars, aligning with the unit of currency provided and commonly used in financial transactions. This ensures clarity and facilitates accurate comprehension of the cost associated with the sand purchase for the school's sandbox.
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What is the area of the triangle?
Answer:140
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
To rent a certain meeting room, a college charges a reservation fee of $46 and an additional fee of $6.70 per hour. The chemistry club wants to spend less than
79.50 on renting the mecting room.
What are the possible amounts of time for which they could rent the meeting room?
Use t for the number of hours the meeting room is rented, and solve your inequality for t.
79.50 = 46 + 6.70t
33.50 = 6.70 t
t = 5 hours
the center for disease control and prevention (cdc) states that adults should engage in at least 75 min of vigorous-intensity aerobic activity or 150 min of moderate-intensity aerobic activity weekly. researchers gathered data from a random sample of adults who participated in the 2011–2012 national health and nutrition examination survey (nhanes).
The relative frequency of adults who are engaging in less than the minimum amount of recommended moderate-intensity physical activity weekly is 92.16%.
What is relative frequency?The term 'relative' refers to an event that is being thought of in relation to or in proportion to another event.
The frequency of occurrence of an event is measured using frequency. Relative frequency, in contrast hand, is a method of calculating how frequently a specific event occurs in comparison to total occurrences.The amount of times an event happens divided by the total number of occurrences that occur in a specific scenario is defined as relative frequency.As, per the given question.
The minimum standard for moderate-intensity aerobic activity weekly is 150 min.
All the values which are less than 150 min will be considered as the below specified standard for moderate-intensity aerobic activity.
The relative frequency for 0 - 49 min is 47.54%.
The relative frequency for 50 - 99 min is 32.77%.
The relative frequency for 99 - 149 min is 11.85%.
Thus, the cumulative of all relative frequencies will be;
= 47.54% + 32.77% + 11.85%
= 92.17%
Therefore, the percentage of adults who get less than the recommended amount of moderate-intensity physical activity per week is 92.16%.
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The complete question is -
The center for disease control and prevention (cdc) states that adults should engage in at least 75 min of vigorous-intensity aerobic activity or 150 min of moderate-intensity aerobic activity weekly. researchers gathered data from a random sample of adults who participated in the 2011–2012 national health and nutrition examination survey (nhanes).
What is the relative frequency of adults who are engaging in less than the minimum amount of recommended moderate-intensity physical activity weekly (less than 150 min)? Give your answer to two decimal places.
Proving That All Circles Are Similar give: cicrcle x with radius r and circile y with radius s prove: circle x is similar to circle y
Answer:
Two shapes are similar when they have the same shape while their sizes may be the same or different
Therefore, two similar shapes are shapes that have a relationship such that the dimensions of one of the shapes can be obtained from the dimensions of the other shape by multiplying by a scale factor
All circles have the same shape and are defined by their center and radius
Given circle with center at 'x' and radius 'r' and circle with center 'y' and radius 's', then there exist a scale factor a = s/r such that we have;
r × a = s
Where a = s/r, we get;
r × s/r = s
We can therefore, obtain a circle with with the same size as the circle with center 'y' and radius 's' by multiplying the radius of the circle with center at 'x' and radius 'r' by a
Therefore the circle with center at 'x' and radius 'r' is similar to the circle with center 'y' and radius 's'
Step-by-step explanation:
Just did it! <3
Hope this helps!
How to solve and the answer.
Answer:
The answer is 20
Step-by-step explanation:
There's two ways in which you can do this. The first one, and the simpliest one is finding the derivative of the equation P(x). After finding the derivative, set the dy/dx to be zero (so set the derivative to be zero). Then solve for x. This should give you the point at which there's no increase or decrease in the value of P, thus meaning the point at which its the maximum.
The second method is simply ploting a graph and finding the highest point.
A parking lot has 7 unoccupied parking spaces in a row. One unoccupied parking space can only be occupied by one car. 4 cars enter the parking lot and occupy the 7 parking spaces at random. Find the probability that not all 4 cars are parked next to each other.
The probability that not all 4 cars are parked next to each other is 27/35.
To find the probability that not all 4 cars are parked next to each other, we can calculate the probability of the complementary event, which is the probability that all 4 cars are parked next to each other. Then, subtracting this probability from 1 will give us the desired probability.
Let's consider the 4 cars as distinct objects labeled as A, B, C, and D. There are 7 spaces available in the parking lot, and we want to find the probability that the cars are not parked next to each other
The total number of possible arrangements of the 4 cars in the 7 spaces is 7P4 = 7! / (7 - 4)! = 7! / 3! = 7 * 6 * 5 = 210.
Now, let's determine the number of arrangements where all 4 cars are parked next to each other. In this case, we can consider the group of cars (ABCD) as a single object. So, there are 4! = 24 arrangements of the group of cars. Additionally, this group can be placed in the 4 available spots in 4 different ways (at the beginning, between the first and second, between the second and third, or at the end).
Therefore, the number of arrangements where all 4 cars are parked next to each other is 4! * 4 = 96.
The probability that all 4 cars are parked next to each other is 96 / 210 = 8 / 35.
Finally, the probability that not all 4 cars are parked next to each other is 1 - 8 / 35 = 27 / 35.
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a bottle of lemonade normally contains 300 ml. special edition bottles have 10 % extra free. how much lemonade is in the special edition bottles?
Hence, there is 330 ml of lemonade in the special edition bottles.
The special edition bottles have 10% extra free, which means the total amount of lemonade in the special edition bottle is 100% (normal amount) + 10% (extra amount).
To calculate the amount of lemonade in the special edition bottles, we first need to determine the 10% of the normal amount (300 ml).
10% of 300 ml = (10/100) * 300 ml
= 30 ml
Therefore, the special edition bottles contain an extra 30 ml of lemonade.
To find the total amount of lemonade in the special edition bottles, we add the normal amount (300 ml) to the extra amount (30 ml):
Total amount of lemonade in special edition bottles = 300 ml + 30 ml
= 330 ml
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which of these af3 molecules will have a nonzero dipole moment? choose all that apply. which of these molecules will have a nonzero dipole moment?choose all that apply. request answer
The first molecule will have a ZERO dipole moment since all the F atoms are at 120 degree making the net dipole zero.
What exactly is a molecule?A molecule is a group of two or more atoms held together by chemical bonds; depending on the context, the term may or may not include ions that meet this criterion.
A molecule is a particle composed of two or more atoms that are chemically bonded together; the number of atomic nuclei constituting a molecule is fixed. HCl(g), for example, is a molecule composed of one hydrogen atom bonded to one chlorine atom. It is a diatomic molecule because it is composed of two atoms.
The second molecule will have a NON ZERO dipole moment. The net dipole moment will be downwards. The third molecule will have a NON ZERO dipole moment.
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when the null hypothesis is not rejected, it is possible a type i error has occurred. possible a type ii error has occurred. possible either a type i or a type ii error has occurred. not possible a type ii error has occurred.
When a null hypothesis is not rejected, a type ii error has occurred.
What is a null hypothesis?A null hypothesis being a statistical hypothesis, states that no statistical significance can be present in a set of observations. Usually, hypothesis testing is a method used to judge the veracity of a given sample.
Sometimes, it is called just null, or even it has a symbol, viz, \(H_0\).
We consider generally 4 cases:
\(H_0\) is accepted when \(H_0\) is true ⇒ A correct decision\(H_0\) is rejected but is true⇒ Type i error has occurred and is rejected by us, null hypothesis is present\(H_0\) is false but is accepted by us⇒ Type ii error has occurred, null hypothesis is not present. \(H_0\) is false and is rejected⇒ A correct decision.According to the given question, we have not rejected the null hypothesis.
Thus, we have two options present, either the type ii error has occurred and null hypothesis is not present, or the null hypothesis is present.
Concluding, when a null hypothesis is accepted, it is possible that a type ii error has occurred.
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