The pulse rates of 171 randomly selected adult males vary from a low of 38 bpm to a high of 114 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 90$ confidence that the sample mean is within 4 bpm of the population mean.

Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?