1. A study of 40 bowlers showed that their average score was 186. The standard deviation of the population is 6. a) find the 95% confidence interval of the mean score for all bowlers. b) find the 95% confidence interval of the mean score of a sample of 100 bowlers instead of a sample of 40.
1. A study of 40 bowlers showed that their average score was 186. The standard deviation of the population is 6. a) find the 95% confidence interval of the mean score for all bowlers. b) find the 95% confidence interval of the mean score of a sample of 100 bowlers instead of a sample of 40.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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