main

prev        

Statement of a problem № m69

        next    

A normal population has a mean of 60 and a standard deviation of 12. You select a random sample of 9. Compute the probability the sample mean is: a. Greater than 63. b. Less than 56. c. Between 56 and 63.

Solution:
A normal population has a mean of 60 and a standard deviation of 12. You select

New search. (Also 1294 free access solutions)