a-researcher-measures-the-resting-heart-rates-of-a-random-sample-of-363636-athle

Question

A researcher measures the resting heart rates of a random sample of 3636 athletes and finds a sample mean of 62.562.5 beats per minute with a sample standard deviation of 7.97.9 beats per minute. Construct a 95%95\% confidence interval for the population mean resting heart rate.

Accepted Answer

(59.8, 65.2)(59.8,\ 65.2)

Answer

(49.8, 65.2)(49.8,\ 65.2)

Answer

(59.8, 61.2)(59.8,\ 61.2)

Answer

(49.8, 55.2)(49.8,\ 55.2)