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Pepsi [2]
4 years ago
10

The owner of Boston sports bar believes that, on average, her restaurant is busier on days when the Red Sox play an away game (a

game played at another team’s stadium), but she wants to be sure before adding more staff. To test whether this is true, she takes a random sample of 50 days over the course of the baseball season and records the total daily revenue, along with whether the Red Sox were playing away that day (1 if yes, 0 if no). Using the data provided, perform a regression analysis to determine the effect of Red Sox away games on revenue. Be sure to include the residuals and residual plot in your analysis.

Mathematics
1 answer:
Lilit [14]4 years ago
3 0

Answer:

Check Explanation and the third attached image to this solution for the summary of regression analysis.

Step-by-step explanation:

The data for the question is missing. It was obtained online and is presented in the first and second attached images to this solution.

The regression analysis is then done with Excel and the results posted in the third attached image to this solution.

The residuals too are with the results.

Hope this Helps!!!

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What’s 112/250 simplified
svp [43]

Answer:

\frac{56}{125}

Step-by-step explanation:

112/250

Reduce the fraction \frac{112}{250} to the lowest terms by extracting and canceling out 2.

\frac{56}{125}

Hope it helps and have a great day! =D

~sunshine~

3 0
2 years ago
Read 2 more answers
A 4.1 B 16.4 C4.5 D 20.5
DerKrebs [107]
Hewwo the answew is d
4 0
3 years ago
Read 2 more answers
Simplify 3^2 × 3^7 What is the value of the exponent?​
scoundrel [369]

theeeee answeeer is 189 (I made the e's longer BC it says it need to be longer)

4 0
4 years ago
Find the point on the line y = 4x + 3 that is closest to the origin.
umka21 [38]
That point will be where the perpendicular line through the origin intersects the given line.
.. (-1/4)x = 4x +3
.. -3 = (17/4)x
.. -12/17 = x

The point on the given line that is closest to the origin is (-12/17, 3/17).

4 0
3 years ago
A new anxiety medication has been manufactured and a study is being conducted to determine whether its effectiveness depends on
Irina18 [472]

The test statistics is used to determine if the anxiety medication can happen under a null hypothesis

The test statistics that is an appropriate hypothesis test is z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

<h3>How to determine the test statistic</h3>

<u>40 milligrams of medication</u>

Patients = 60

Lower stress level patients = 21

The mean of this medication is:

\bar x = \frac{x}{n}

So, we have:

\bar x_1 = \frac{21}{60}

\bar x_1 = 0.35

<u>75 milligrams of medication</u>

Patients = 85

Lower stress level patients = 34

The mean of this medication is:

\bar x = \frac{x}{n}

So, we have:

\bar x_2 = \frac{34}{85}

\bar x_2 =0.4

The test statistic is then calculated as:

z =\frac{\bar x_1 - \bar x_2}{\sqrt{\frac{\bar x_1(1 - \bar x_1)}{n_1} + \frac{\bar x_2(1 - \bar x_2)}{n_2}}}

The equation becomes

z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

Hence, the test statistics that is an appropriate hypothesis test is z =\frac{0.35 - 0.40}{\sqrt{\frac{0.35(1 - 0.35)}{60} + \frac{0.40(1 - 0.40)}{85}}}

Read more about test statistic at:

brainly.com/question/15980493

7 0
2 years ago
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