Intro Stats, Books a la Carte Edition (5th Edition)
Intro Stats, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134210285
Author: Richard D. De Veaux, Paul Velleman, David E. Bock
Publisher: PEARSON
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Chapter 18, Problem 37E

a.

To determine

Check the assumptions and conditions of the hypothesis test.

b.

To determine

Obtain the 95% confidence interval for the mean difference in finishing times.

c.

To determine

Check whether the hypothesis null hypothesis is rejected or not.

Write the conclusion.

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