With a height of 66in, aurthur was the shortest president of a particular club in the past century, the club presidents of the past century have a mean height of 73.5in and a standard deviation of 2.5in. a. what is the positive difference between aurthurs height and the mean? b. how many standard deviations is that? ( the difference found in part a) c. convert aurthurs height to a z score. d. if we consider "usual" heights to be those that convert to z scores between -2 and 2, is authurs height usual or unusual? please show your work. I am struggling with statistics please help!!!
Thanks, Patti