Posted by avery on Wednesday, June 26, 2013 at 4:09am.
A study was conducted in order to estimate μ, the mean number of weekly hours that U.S. adults use computers at home. Suppose a random sample of 81 U.S. adults gives a mean weekly computer usage time of 8.5 hours and that from prior studies, the population standard deviation is assumed to be σ = 3.6 hours.
Question 2
Select one answer.
10 points
Based on this information, what would be the point estimate for μ?
81
8.5
3.6
None of the above.

statistics  PsyDAG, Wednesday, June 26, 2013 at 1:48pm
Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
See your last post.