Mean Pulse Rate of Males Data Set 1 Body Data in Appendix B includes pulse rates of

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Mean Pulse Rate of Males Data Set 1 “Body Data” in Appendix B includes pulse rates of 153 randomly selected adult males, and those pulse rates vary from a low of 40 bpm to a high of 104 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99% confidence that the sample mean is within 2 bpm of the population mean.

a. Use the range rule of thumb to estimate s.

b. Assume that s = 11.3 bpm, based on the value of s = 11.3 bpm for the sample of 153 male pulse rates.

c. Compare the results from parts

(a) and (b). Which result is likely to be better?

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