Roberto is a fan of the Los Angeles Angels baseball team. Since he works at night he only

goes to day games. Last year he attended all 16 home day games and saw his team win 11

and lose only 5 games, for a winning percentage of 68.8%. In their other games the team won

69 and lost 77, for a winning percentage of 47.3%.


Even though the p-value for a test

comparing these winning percentages is very small, explain how confounding prevents us

from concluding that Roberto’s attendance at those games is the cause of the Angels success

in those games.

Answers

Answer 1

Step-by-step explanation:

There are other factors than Roberto coming that could have affected the outcome of the game. For example, maybe the night games were against better teams to generate better ratings in prime time. Moreover, maybe the Angels do better at home due to home-field advantage. There are many factors such as these that could explain why Roberto witnessed such a high win rate at the games he went to, so it cannot be concluded that Roberto's attendance caused the Angels to win.


Related Questions

A 4-pack of wooden boxes costs $6.95. What is the unit price, rounded to the
nearest cent?

Answers

Answer:

$7.00

Step-by-step explanation:

the price is $6.95

were going to use nearest ten, because it would also apply for the answer if it were rounded to the nearest hundred

5 is closer to 10 than anything less than five

five rounded to the nearest ten is ten

95 rounded to the nearest ten is 100.

Answer:

The unit price would be $1.74.

Step-by-step explanation:

It's simple. Just divide 6.95 by 4 = 1.7375 which rounded up to the hundredths place is $1.74 per unit of wooden boxes.

Hope this helps! If you have any additional questions please don't hesitate to ask me or your teacher to be sure you master this subject. Stay safe and please mark brainliest! :)

If the 98% confidence limits for the population mean are 73 and 80, which of the following could be the 95% confidence limits?
a. 73 and 81
b. 72 and 79
c. 72 and 81
d. 74 and 79
e. none of these

Answers

The 95% confidence limits are as follows:Lower limit = 76.5 - 0.7 = 75.8Upper limit = 76.5 + 0.7 = 77.2The 95% confidence limits are 75.8 and 77.2. The correct option is e. None of these.

The following could be the 95 percent confidence limits if the population mean confidence limits are 73 and 80: c. The confidence interval is 72 and 81. The confidence interval is the distance that separates the margin of error from the sample statistic. We know with some degree of certainty that the population parameter falls within this range of values. Certainty limits: The confidence limits are the confidence interval's lower and upper bounds. The proportion of all possible intervals that contain the true population parameter is specified by the level of confidence. Certainty spans are in many cases communicated as far as certainty limits.

Certainty limits are connected with the certainty span by the accompanying recipe: Lower limit = mean - edge of errorUpper limit = mean + edge of errorGiven, the 98% certainty limits for the populace mean are 73 and 80. We must determine the confidence limits of 95 percent. The confidence interval's lower and upper bounds can be determined using the formula below. The population mean is: Lower limit = mean minus error margin; Upper limit = mean plus error margin. = (73+80)/2 = 76.5Let's use the following formula to determine the error margin: From the z-score table, we can determine the value of Z0.01, which is 2.33. = population standard deviationn = sample sizeWe are not provided with the population standard deviation and sample size. Margin of error = (z/2) * (/n)Here, = 1 - confidence level = 1 - 0.98 = 0.02Z/2 = Z0.01

Subsequently, we expect that we can utilize the standard deviation and test size from the past example. We can determine the error margin using the following formula: Wiggle room = (2.33) * (σ/√n)Let's accept the standard deviation is 3 and the example size is 100.Margin of mistake = (2.33) * (3/√100) = 0.7Therefore, the 95% certainty limits are as per the following: The lower limit is 76.5 minus 0.7, which equals 75.8, and the upper limit is 76.5 plus 0.7, which equals 77.2. The 95 percent confidence limits are 75.8 and 77.2, respectively. The right choice is e. None of these.

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A store sells 4 printers for every computers. Last month the store sells 56 computers, how many printers did they sell?

Answers

Answer:

224 printers

Step-by-step explanation:

56computers×4printers per computer=224 printers

Darin works at a sporting good store last week he sold 62 pairs of soccer cleats this week he sold 80 pairs of soccer cleats what is the percent change in the amount soccer cleats old

Answers

Answer: \(22.5\%\ \text{decrease}\)

Step-by-step explanation:

Given

Darin sold 62 pairs of soccer cleats this week

He sold 80 pairs last week

Percentage change is given by

\(\Rightarrow \%\text{change}=\dfrac{\text{New-old}}{\text{old}}\times 100\\\\\Rightarrow \%\ \text{change}=\dfrac{62-80}{80}\times 100\\\\\Rightarrow \%\ \text{change}=-22.5\%\ or\\\\\Rightarrow 22.5\%\ \text{decrease}\)

is 9/9 a whole number? because when simplified it equls 1 and 1 is a whole number, but since its in fractiom form does that count?​

Answers

Answer:

Even though it's in fraction form it's still a whole number.

Step-by-step explanation:

Here's an example to make this easier-

If you cut an orange into 8 slices and count all the parts it's 8/8, but you still have 1 whole orange. I hope this makes sense! have a great day! ^^

Complete the square and solve.
x^2+3x=3

Please show how you get your answer!​

Answers

Therefore, the solutions to the equation x² + 3x = 3 are x = -3/2 + √(21)/2 and x = -3/2 - √(21)/2.

What is equation?

An equation is a mathematical statement that shows the equality of two expressions. It usually consists of two sides separated by an equal sign (=). The expressions on both sides of the equal sign can include numbers, variables, and mathematical operations such as addition, subtraction, multiplication, and division.

Here,

To complete the square for the expression x² + 3x, we need to add and subtract (3/2)² = 9/4 inside the parentheses, as follows:

x² + 3x = x² + 3x + 9/4 - 9/4

= (x + 3/2)² - 9/4

Now the left-hand side can be written as:

(x + 3/2)² - 9/4 = 3

Adding 9/4 to both sides, we get:

(x + 3/2)² = 3 + 9/4

= 21/4

Taking the square root of both sides, we get:

x + 3/2 = ±√(21)/2

Subtracting 3/2 from both sides, we get the two solutions:

x = -3/2 ± √(21)/2

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find the surface area and pls show work<3

Answers

Surface area is the measure of the total area that the surface of a three-dimensional object occupies.

The formula for finding the surface area of a cube (which is a type of three-dimensional object) is:

SA = 6s^2

the surface area of the cube is 96 square meters.

Where SA is the surface area and s is the length of one of the sides of the cube.

Let's assume that we have a cube with sides of length 4 meters. We can find its surface area as follows:

SA = 6s^2

SA = 6(4)^2

SA = 6(16)

SA = 96 square meters

what is cube?

A cube is a three-dimensional solid object with six square faces, all of equal size, and twelve edges of equal length. A cube is a special type of rectangular prism, where all six faces are squares. The length, width, and height of a cube are all equal, and this length is called the edge length or simply the side length of the cube. The surface area of a cube is given by the formula 6s², where s is the side length, and the volume of a cube is given by the formula s³.

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Geometry Unit 4 lesson 3 Alternate interior angles theorem

Geometry Unit 4 lesson 3 Alternate interior angles theorem

Answers

Answer:

2)vertical angles

3)alternate interior angles

Step-by-step explanation:

yeah thats all i got

The line p || r as, the alternate interior angle are equal.

What are Parallel line?

The basic qualities listed below make it simple to identify parallel lines.

Parallel lines are defined as straight lines that are always the same distance apart.Parallel lines, no matter how far they are extended in either direction, never intersect.

We have to prove that p || r

and, we have given <1 = <5

<4 = <1 by (Vertically Opposite Angle).

and, <4 = <5 (Transitive Property)

So, the line p || r as, the alternate interior angle are equal.

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3. Classify the triangle by its angles and its sides. Explain how you knew which classifications to use. A triangle has sides measuring 8, 11, and 12 and angles measuring 45 degrees, 65 degrees, and 70 degrees.

Answers

Based on the given side lengths of 8, 11, and 12, none of them are equal. Therefore, we can classify the triangle as a Scalene Triangle.

To classify a triangle by its angles and sides, we can use the properties and definitions of different types of triangles. Let's analyze the given triangle with sides measuring 8, 11, and 12 and angles measuring 45 degrees, 65 degrees, and 70 degrees.

Classification by angles:

Acute Triangle: An acute triangle has all three angles less than 90 degrees.

Obtuse Triangle: An obtuse triangle has one angle greater than 90 degrees.

Right Triangle: A right triangle has one angle exactly 90 degrees.

Based on the given angles of 45 degrees, 65 degrees, and 70 degrees, none of them are greater than 90 degrees, so we can classify the triangle as an Acute Triangle.

Classification by sides:

Equilateral Triangle: An equilateral triangle has all three sides of equal length.

Isosceles Triangle: An isosceles triangle has two sides of equal length.

Scalene Triangle: A scalene triangle has all three sides of different lengths.

Based on the given side lengths of 8, 11, and 12, none of them are equal. Therefore, we can classify the triangle as a Scalene Triangle.

In summary, based on the given measurements, the triangle can be classified as an Acute Scalene Triangle. We determined this by comparing the angles to the definitions of acute, obtuse, and right triangles, and comparing the side lengths to the definitions of equilateral, isosceles, and scalene triangles.

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Factor completely x2 − 12x 36. (x 6)(x 6) (x 6)(x − 6) (x − 6)(x − 6) (x − 18)(x 2).

Answers

Complete factorization:

(x -6) (x -6) or (x -6)²

Given :  x² − 12x + 36

Here,

Since the leading co- efficient for this equation is 1, we take 36 and find 2 factors that 36 has, and also adds up to -12.

That would be  -6, and -6 because -6 + -6 = -12

Further,

-6 x -6 = 36 , therefore -6 and -6 are the numbers we are looking for.

Hence after factorization,

(x -6) (x -6) or (x -6)²

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how did the probability of drawing a green marble change from when ginny drew her marbles to when carter will draw?

Answers

Without specific information about the number of green marbles drawn by Ginny and Carter, we cannot determine how the probability of drawing a green marble changed between the two situations.

The probability of drawing a green marble can only be determined if we have information about the total number of marbles and the number of green marbles in each situation.

In the given question, no such information is provided. Therefore, we cannot analyze or compare the probability of drawing a green marble between Ginny's and Carter's situations.

To calculate the probability of an event, we need to know the number of favorable outcomes (in this case, the number of green marbles) and the total number of possible outcomes (the total number of marbles). Without this data.

It is impossible to quantify the change in probability between the two scenarios. It is essential to have specific details about the marbles drawn or the proportions of green marbles to make any meaningful comparisons or calculations regarding probability changes.

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2(5c+ 2) - 2c = 3(2c + 3) + 7

Answers

Answer:

c = 6

Step-by-step explanation:

Step 1: Write equation

2(5c + 2) - 2c = 3(2c + 3) + 7

Step 2: Solve for c

Distribute: 10c + 4 - 2c = 6c + 9 + 7Combine like terms: 8c + 4 = 6c + 16Subtract 6c on both sides: 2c + 4 = 16Subtract 4 on both sides: 2c = 12Divide both sides by 2: c = 6
the answer for this is c = 6

what is 88 6/12 rounded to the nearest whole number

Answers

Answer: 88 1/2

Step-by-step explanation:

easy

Answer:

89

Step-by-step explanation:

Allie worked for 1/2 hour on Saturday and 2/3 hour on Sunday.What are four common denominators for the fractions?Explain your reasoning.

Answers

The four common denominators are 6,12, 18 and 24.

What are fractions?

A fraction is a non-integer. It is made up of numerators and denominators. An example of a fraction is 2/3. 2 is the numerator and 3 is the denominator.

What are four common denominators for the fractions?

The common denominators for the fractions are numbers that would divide both 2 and 3. This numbers can be determined by multiplying 2 and 3 and finding the multiple of the product.

2 x 3 = 6

Multiples of 6 = 6, 12, 18, 24

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I need help with this assignment.​

I need help with this assignment.

Answers

Answer:

slope = - 1

Step-by-step explanation:

Calculate the slope m using the slope formula

m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)

with (x₁, y₁ ) = (- 2, 0) and (x₂, y₂ ) = (0, - 2) ← 2 points on the line

m = \(\frac{-2-0}{0-(-2)}\) = \(\frac{-2}{0+2}\) = \(\frac{-2}{2}\) = - 1

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Today, Jim used 1/5 of his study time for English work and 3/8 of his study time for Science work. He had no Math work today because his teacher is so nice. What fraction of his study time did he spend on History work?

Answers

Answer:

Okay the question is a little unclear, but if he's only doing english, science and history the answer should be 17/40

Step-by-step explanation:

1/5=8/40

3/8=15/40

8/40+15/40=23/40

40/40-23/40=17/40

The amount of money an accountant makes, m, for working h hours can be represented by the equation m = 29.4h. What is the constant of proportionality of the equation?

Answers

well h = hours. 1 hour is 60 min. so if we replaced the h for 60min. we would have m = 29.4h and then divide the 60 min to 29.4. u would get ¢.49. so each minute you would make that many cents. and ¢.49 = m.

The constant of proportionality for the considered equation is 29.4

What is constant of proportionality?

Firstly, there is proportional relationship.

Two values \(x\) and \(y\) are said to be in a proportional relationship if \(x=ky\), where \(x\) and \(y\) are variables and \(k\) is a constant.

The constant k is called constant of proportionality.

The proportional relationship between x and y can be written symbolically as

\(x \propto y\)

That middle sign is called sign of proportionality.

For the given case, we've got the equation as:

\(m = 29.4h\)

Here, m and h are variables.

Thus, using the aforesaid definition, in this equation, the constant of proportionality is  29.4

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Find the length of MK¯¯¯¯¯¯¯¯¯¯ A. 88 B. 14 C. 5 D. 19

Answers

Answer:

5

Step-by-step explanation:

Point Z is equidistant from the sides of ARST. C R Z A B S Which must be true? A. SZ&TZ
B. RZ =R BZ
C. CTZ = ASZ
D. ASZ=ZSB​

Answers

Answer:

B. RZ =R BZ

Step-by-step explanation:

Since point Z is equidistant from the sides of ARST, it lies on the perpendicular bisectors of both sides. Therefore, CZ and SZ are perpendicular bisectors of AB and ST, respectively.

Option B is true because point R lies on the perpendicular bisector of AB, and therefore RZ = RB.

Answer: vv

Step-by-step explanation:

Since point Z is equidistant from the sides of ARST, it lies on the perpendicular bisector of the sides ST and AR.

Therefore, we can draw perpendiculars from point Z to the sides ST and AR, which intersect them at points T' and R', respectively.

Now, let's examine the options:

A. SZ & TZ: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of ST, and the distance from Z to S and T could be different.

B. RZ = RB: This is true, as point Z lies on the perpendicular bisector of AR, and is therefore equidistant from R and B.

C. CTZ = ASZ: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of AR, and the distances from Z to C and A could be different.

D. ASZ = ZSB: This is not necessarily true, as we do not know the exact location of point Z. It could lie anywhere on the perpendicular bisector of ST, and the distances from Z to A and B could be different.

Therefore, the only statement that must be true is option B: RZ = RB.

A staffing agency for in-home nurses and support staff places necessary personnel at locations on a daily basis. Each placed nurse works 240 minutes per day at a daily rate of $90. Each support staff employee works 360 minutes per day at a daily rate of $120.
A. On a given day, 3000 total minutes are worked by then nurses and support staff that were placed. Write an equation that represents this relationship
B. On the same day, earnings for placed nurses and support staff totaled $1050. Write an equation that represents this relationship.
C. Solve the system of equations, and interpret the solution in the context of the situation.

Answers

You answer would be C I hope this helps........

help me get the anwer pls

help me get the anwer pls

Answers

A. Alternate exterior angles

Answer:

ALTERNATE EXTERIOR ANGLES

how to factor (x+11)x(x-5)=0

Answers

\((x+11)x(x-5)=0 \\\\[-0.35em] ~\dotfill\\\\ (x+11)x(x-5)=0\implies x=\cfrac{0}{(x+11)(x-5)}\implies x=0 \\\\[-0.35em] ~\dotfill\\\\ (x+11)x(x-5)=0\implies x-5=\cfrac{0}{(x+11)x}\implies x-5=0\implies x=5 \\\\[-0.35em] ~\dotfill\\\\ (x+11)x(x-5)=0\implies x+11=\cfrac{0}{x(x-5)}\implies x+11=0\implies x=-11 \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill x= \begin{cases} 0\\ 5\\ -11 \end{cases}~\hfill\)

Ту
5
How many points need to be removed from this graph
so that it will be a function?
4
3
2
1
1 point
O 2 points
O 3 points
O 4 points
2 3 4 5
х
54 -3 -2 -11
-24
-3
.
-4
.

5How many points need to be removed from this graphso that it will be a function?43211 pointO 2 pointsO

Answers

Answer:

We need to remove 3 points from 3 duplicated pairs so this graph  so that it will be a function.

Step-by-step explanation:

We know that a function is a relation where each input or x-value of the X set has a unique y-value or output of the Y set.

In other words, we can not have duplicated inputs as there should be only 1 output for each input.

From the graph, we can determine the table such as:

x            y

-3           2

-3           3

1             4

1            -4

2           -2

2            -4

It is clear that the values of x = -3, x = 1, and x = 2 are repeated twice.

In other words, there are 3 duplicated pairs.

We know that we can not have duplicated inputs as there should be only 1 output for each input.

Thus, we need to remove 3 points from 3 duplicated pairs so this graph  so that it will be a function.

What are the coordinates of point R?

Write your answer as an integer or decimal to the nearest 0. 5

Answers

The coordinates of point R as an integer or decimal to the nearest 0. 5 is (-1, 4.5)

The coordinates indicate the position of a point in the 2D coordinate plane relative to the origin The x-coordinate of a point is its perpendicular distance from the y-axis measured along the x-axis. The y-coordinate of a point is its perpendicular distance from the x-axis measured along the y-axis.

First the The coordinates of R

coordinates of the x-axis position of R from the x-axis is -1

The coordinate of the y-axis position from the y-axis is 4.5

Coordinates of the point R can be written as (x, y)

x = -1 , y = -4.5

Coordinates of point R = ( -1, 4.5 )

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The question is incomplete the complete question is :

What are the coordinates of point R?

Write your answer as an integer or decimal to the nearest 0. 5

What are the coordinates of point R?Write your answer as an integer or decimal to the nearest 0. 5

25 less than twice a number is equal to the number. What is the number?

Answers

Step-by-step explanation:

x = the number

2x - 25 = x

2x = x + 25

x = 25

Labron makes $100 per week and takes no vacation during the entire year. His friend, Jordan, makes $4800 per year at the same weekly rate. Jordan takes x vacation weeks per year.

Note: There are 52 weeks in a year.

This equation represents how to find Jordan’s number of vacation weeks.

100(52 – x) = 4800

Answers

Answer:

Yes, he is correct, because substituting x=4 into the equation yielded a true statement, because if you substitute the 4 in then you will get 4800

Answer:

its a yall

Step-by-step explanation:

i need points ok? can i get 5 points? :(

What would the balance be after 5 years if you deposited $1,000 in an account compounded monthly if the interest rate is 3. 7%?


$5,000. 00


$1,199. 21


$1,185. 00


$1,202. 88

Answers

$1,202.88

Use the formula for compound interest:
A=P(1+(r/n))^nt
where A is the final amount, P is the initial balance (1,000), r is the interest rate (3.7% is .037), n is the number of times the interest is applied per year (monthly, 12 months in a year is 12) and t is number of years (5)

A=1000(1+(.037/12))^60
A=1202.876 which rounds to 1202.88

A confession stand charges $2.50 for a bag of popcorn. The stand has already sold 30 bags of popcorn. How many more bags x of popcorn must the sold to earn at least $110? Write your answer as an inequality.

Answers

Answer:

about 35

Step-by-step explanation:

2.50 times 30 = 75

Then 110- 75 = 35

Hope this helps!

Two numbers are 10 units away in different directions
from their midpoint, m, on a number line. The product of
the numbers is -99.
Which equation can be used to find m, the midpoint of
the two numbers?
(m - 5)(m + 5) = 99
0 (m - 10)(m + 10) = 99
Om2 - 25 = -99
om? - 100 = -99

Will give brainliest

Answers

Answer:

m² - 100 = -99

Step-by-step explanation:

Two numbers are 10 units away from the midpoint m in different directions.

So, one number is (m + 10 ) away form 'm' and another is ( m + 10) away from 'm' in opposite direction.

(m + 10) ( m-10) = -99

m² - 10² = -99

m² - 100 = -99

What is F and D? Geometry

What is F and D? Geometry

Answers

Answer:

Your answer is

Both F and D is 139

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