Question

Among college students who hold part-time jobs during the school year, the distribution of the time spent working per week is approximately normally distributed with a mean of 20.20 hours and a standard deviation of 2.60 hours. Let  be the average time spent working per week for 18 randomly selected college students who hold part-time jobs during the school year. Calculate the mean and the standard deviation of the sampling distribution of , and describe the shape of this sampling distribution.


$1.99
Sales0
Views78
Comments0
  • CreatedAugust 25, 2015
  • Files Included
Post your question
5000