March 24, 2017

Post a New Question

Posted by on Sunday, May 6, 2012 at 12:14am.

To determine how many hours per week freshmen college students watch television, a random sample of 225 students was selected. It was determined that the students in the sample spent an average of 35 hours watching TV per week. The population standard deviation is known to be 12 hours. Provide a 95% confidence interval estimate for the average number of hours that all college freshmen spend watching TV per week

  • statistics - , Sunday, May 6, 2012 at 3:36am

    95% = mean ± 1.96 SEm

    SEm = SD/√n

    Insert values and calculate.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question