This Question: 1 pt 15 of 16 (4 complete) | This Test: 16 pts possible tof 74 in

Question

This Question: 1 pt 15 of 16 (4 complete) | This Test: 16 pts possible tof 74 in and a standard deviation a 2.8 With a height of 61 n, Johnson was the shortest president of a particular club the past centur The Club presidents of the past century have a mean he a. What is the positive difference between Johnson's height and the mean? b. How many standard deviations is that [the difference found in part (a)]? c. Convert Johnson's height to a z score. d. If we consider "usual" heights to be those that convert to z scores between 2 and 2, is Johnson's height usual or unusual? . The positive difference between Johnson's height and the mean is in b. The difference is standard deviations. Type an integer or decimal rounded to two decimal places as needed.) c. The z score is Type an integer or decimal rounded to two decimal places as needed.) d. Is Johnson's height usual or unusual? O Usual O Unusual

Explanation / Answer

a) positive differnce =|61-74.1| =13.1

b) number of std deviaiton =13.1/2.8=4.68

c) z score =-4.68

d)unusual

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