Question

The Data and Story Library website ( a website devoted to applications of statistics) gives a histogram of the ages of a sample of 60 CEOs. We present the data in the form of a frequency distribution below.
Age (Years) Frequency
28– 32............ 1
33– 37............ 3
38– 42............ 3
43– 47............ 13
48– 52............ 14
53– 57............ 12
58– 62............ 9
63– 67............ 1
68– 72............ 3
73– 77............ 1
Calculate the (approximate) sample mean, variance, and standard deviation of these data.


$1.99
Sales0
Views57
Comments0
  • CreatedMay 28, 2015
  • Files Included
Post your question
5000