IS. U OT 2 Save The pulse rates of 162 randomly selected adult males vary from a low of 43 bpm to a high of 119 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 3 bpm of the population mean. Complete parts (a) through (c) below. . . . a. Find the sample size using the range rule of thumb to estimate o. n= (Round up to the nearest whole number as needed.)