ELEMENTARY STATISTICS USING EXCEL
7th Edition
ISBN: 9780136921721
Author: Triola
Publisher: RENT PEARS
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Chapter 8.4, Problem 13BSC
To determine
Identify the null hypothesis, alternative hypothesis, test statistic, P-value and state the conclusion.
Test the claim that the new production method has errors with a standard deviation greater than 32.2 ft or not.
Explain whether the new production method appears to be better or worse than the old method and the company take any action or not.
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Chapter 8 Solutions
ELEMENTARY STATISTICS USING EXCEL
Ch. 8.1 - 4. Interpreting P-value The Ericsson method is one...Ch. 8.1 - Prob. 5BSCCh. 8.1 - Prob. 6BSCCh. 8.1 - Prob. 7BSCCh. 8.1 - Prob. 8BSCCh. 8.1 - Prob. 29BBCh. 8.1 - Prob. 30BBCh. 8.1 - Prob. 31BBCh. 8.2 - Prob. 5BSCCh. 8.2 - Prob. 8BSC
Ch. 8.2 - Testing Claims About Proportions. In Exercises 9 –...Ch. 8.2 - Prob. 14BSCCh. 8.2 - Prob. 17BSCCh. 8.2 - Prob. 18BSCCh. 8.2 - Prob. 19BSCCh. 8.2 - Prob. 21BSCCh. 8.2 - Prob. 27BSCCh. 8.2 - Prob. 28BSCCh. 8.2 - Prob. 30BSCCh. 8.2 - Prob. 31BSCCh. 8.2 - Prob. 33BBCh. 8.2 - Prob. 34BBCh. 8.2 - Prob. 35BBCh. 8.3 - Prob. 5BSCCh. 8.3 - Prob. 6BSCCh. 8.3 - Prob. 7BSCCh. 8.3 - Prob. 8BSCCh. 8.3 - Prob. 17BSCCh. 8.3 - Testing Hypotheses. In Exercises 13–24, assume...Ch. 8.3 - Prob. 19BSCCh. 8.3 - Prob. 20BSCCh. 8.3 - Prob. 21BSCCh. 8.3 - Prob. 22BSCCh. 8.4 - Prob. 5BSCCh. 8.4 - Prob. 6BSCCh. 8.4 - Prob. 7BSCCh. 8.4 - Prob. 8BSCCh. 8.4 - Prob. 12BSCCh. 8.4 - Prob. 13BSCCh. 8.4 - Prob. 14BSCCh. 8.4 - Prob. 16BSCCh. 8.4 - Prob. 19BBCh. 8.4 - Prob. 20BBCh. 8 - Prob. 2CRECh. 8 - Red Blood Cell Count A simple random sample of 40...Ch. 8 - Prob. 5CRECh. 8 - Lightning Deaths Based on the results given in...Ch. 8 - Prob. 1EP
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