ELEMENTARY STATISTICS USING EXCEL
7th Edition
ISBN: 9780136921721
Author: Triola
Publisher: RENT PEARS
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Question
Chapter 9.2, Problem 9BSC
a.
To determine
Test whether the claim that the samples are from populations with the same mean or not.
b.
To determine
Construct the confidence interval appropriate for the hypothesis test in part (a).
Check whether the confidence interval that causes us to reach the same conclusion from part (a).
c.
To determine
Check whether the background color appears to have an effect on word recall scores or not.
Identify if the background color appears to have an effect on word recall scores, then the color appears to be associated with higher word memory recall scores.
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Chapter 9 Solutions
ELEMENTARY STATISTICS USING EXCEL
Ch. 9.1 - 1. Verifying Requirements In the largest clinical...Ch. 9.1 - Prob. 2BSCCh. 9.1 - Prob. 3BSCCh. 9.1 - Prob. 4BSCCh. 9.1 - Prob. 5BSCCh. 9.1 - Prob. 6BSCCh. 9.1 - Prob. 11BSCCh. 9.1 - Prob. 12BSCCh. 9.1 - Prob. 13BSCCh. 9.1 - Prob. 16BSC
Ch. 9.1 - Prob. 21BSCCh. 9.1 - Prob. 22BSCCh. 9.1 - 23. Determining Sample Size The sample size needed...Ch. 9.1 - Prob. 24BBCh. 9.1 - Prob. 25BBCh. 9.1 - Prob. 26BBCh. 9.2 - Prob. 3BSCCh. 9.2 - In Exercises 5 − 20, assume that the two samples...Ch. 9.2 - Prob. 10BSCCh. 9.2 - Prob. 11BSCCh. 9.2 - Prob. 12BSCCh. 9.2 - Prob. 14BSCCh. 9.2 - Prob. 15BSCCh. 9.2 - In Exercises 5 − 20, assume that the two samples...Ch. 9.2 - Prob. 20BSCCh. 9.2 - Prob. 25BBCh. 9.2 - Prob. 26BBCh. 9.2 - Prob. 27BBCh. 9.3 - Prob. 15BSCCh. 9.4 - Prob. 1BSCCh. 9.4 - Prob. 4BSCCh. 9.4 - Prob. 7BSCCh. 9.4 - Prob. 8BSCCh. 9.4 - Prob. 9BSCCh. 9.4 - Prob. 10BSCCh. 9.4 - Prob. 16BSCCh. 9.4 - Prob. 17BBCh. 9.4 - Prob. 18BBCh. 9.4 - Prob. 19BBCh. 9 - Prob. 1RECh. 9 - Prob. 2RE
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