Posted by **avery** on Wednesday, June 26, 2013 at 4:15am.

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.

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