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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola
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Confidence Intervals. In Exercise, construct

Chapter 7, Problem 17BSC

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QUESTION:

Confidence Intervals. In Exercises 9–24, construct the confidence interval.

Harry Potter Listed below are the gross amounts (in millions of dollars) earned from box office receipts for the movie Harry Potter and the Half-Blood Prince. The movie opened on a Wednesday, and the amounts are listed in order for the first 14 days of the movie's release. Use the sample values to construct a 99% confidence interval estimate of the population mean. What is the population? Identify at least one major problem with this

data set.

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QUESTION:

Confidence Intervals. In Exercises 9–24, construct the confidence interval.

Harry Potter Listed below are the gross amounts (in millions of dollars) earned from box office receipts for the movie Harry Potter and the Half-Blood Prince. The movie opened on a Wednesday, and the amounts are listed in order for the first 14 days of the movie's release. Use the sample values to construct a 99% confidence interval estimate of the population mean. What is the population? Identify at least one major problem with this

data set.

ANSWER:

Solution 17BSC

Step 1 of 2

The given problem is test regarding the gross amounts earned from box office receipts for the movie Harry Potter and Half-Blood prince. The data is as follows:

58 22 27 29 21 10 10 8 7 9 11 9

4 4

Construct 99% confidence interval estimate of the population mean.

The 99% confidence interval for mean is given by,

Use MINITAB to get the required result.

Instructions :

1. Type the data into the MINITAB work sheet.

2. Go to.

3. Select samples in Columns (gross amount).

4. Click on options and specify the confidence level (99). Select the alternative (not equal). Click ok.

5. Click ok.

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