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# Assume that all variable are approximately | Ch 7.2 - 10E ISBN: 9780073534985 75

## Solution for problem 10E Chapter 7.2

Elementary Statistics: A Step By Step Approach | 9th Edition

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Problem 10E

Assume that all variable are approximately normally distributed.

Dance Company StudentsThe number of students who belong to the dance company at each of several randomly selected small universities is shown below. Estimate the true population mean size of a university dance company with 99% confidence. 25.8<μ<33.9. Assume normal distribution.

 21 25 32 22 28 30 29 30 47 26 35 26 35 26 28 28 32 27 40
Step-by-Step Solution:

Step 1 of 1</p>

(a)

We have given the number of students who belong to the dance company at each of several randomly selected small universities.

We are asked to estimate the true population mean size of a university dance company with 99 % confidence.

Assume normal distribution.

 21 25 32 22 28 30 29 30 47 26 35 26 35 26 28 28 32 27 40

We have given First, we will find the sample mean and sample standard deviation.      We need to find...

Step 2 of 3

Step 3 of 3

##### ISBN: 9780073534985

This textbook survival guide was created for the textbook: Elementary Statistics: A Step By Step Approach , edition: 9. This full solution covers the following key subjects: Company, dance, students, assume, population. This expansive textbook survival guide covers 33 chapters, and 1015 solutions. The answer to “Assume that all variable are approximately normally distributed.Dance Company StudentsThe number of students who belong to the dance company at each of several randomly selected small universities is shown below. Estimate the true population mean size of a university dance company with 99% confidence. 25.8<?<33.9. Assume normal distribution.21253222283029304726352635262828322740” is broken down into a number of easy to follow steps, and 48 words. The full step-by-step solution to problem: 10E from chapter: 7.2 was answered by , our top Statistics solution expert on 09/01/17, 05:46AM. Since the solution to 10E from 7.2 chapter was answered, more than 265 students have viewed the full step-by-step answer. Elementary Statistics: A Step By Step Approach was written by and is associated to the ISBN: 9780073534985.

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