Question

ssume that females have pulse rates that are normally distributed with a mean of

mu equals 73.0μ

beats per minute and a standard deviation of

sigma equals 12.5σ

beats per minute. Complete parts​ (a) through​ (c) below.

If 1 adult female is randomly​ selected, find the probability that her pulse rate is less than 79 beats per minute.

If 25 adult females are randomly​ selected, find the probability that they have pulse rates with a mean less than 79 beats per minute.

Answer 1