A simple random sample of 40 men results in a standard deviation of 11.3 beats per minute

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A simple random sample of 40 men results in a standard deviation of 11.3 beats per minute (based on Data Set 1 in Appendix B). The normal range of pulse rates of adults is typically given as 60 to 100 beats per minute. If the range rule of thumb is applied to that normal range, the result is a standard deviation of 10 beats per minute. Use the sample results with a 0.05 significance level to test the claim that pulse rates of men have a standard deviation greater than 10 beats per minute.

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Elementary Statistics

ISBN: 9780321500243

11th Edition

Authors: Mario F. Triola

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