With a height of 66 in, Johnson was the shortest president of a particular club

Question

With a height of 66 in, Johnson was the shortest president of a particular club in the past century. The club presidents of the past century have a mean height of 68.6 in and a standard deviation of 2.3 in. a. What is the positive dMerence 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 usualt heights to be those that convert to z scores between -2 and 2, is Johnson's height ususl or unususl? a. The postive difference between Johnson's height and the mean isn 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 neededy d. Is Johnson's height usual or unusua? O Unusual O Usual

Explanation / Answer

a) The positive difference between Johnson's height and the mean is 68.6-66 = 2.6
b) The difference is 2.6/2.3 = 1.13043 SD
c) Z score = 1.13043
d) Usual

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