What value should we expect for the sample mean of sale

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Reference no: EM131796348

Sale of Air Conditioners

The average number of air conditioners sold in 2015 was 3600 per day in a city, and that was larger than the average for any other appliance.

Suppose the standard deviation is 1404 and the distribution is right-skewed. Suppose we take a random sample of 81 days in the year.

a. What value should we expect for the sample mean? Why?

b. What is the standard error for the sample mean?

Reference no: EM131796348

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