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March 2, 2015

March 2, 2015

Posted by **Ashley** on Tuesday, November 6, 2012 at 5:33pm.

a) Completely describe the sampling distribution of the sample mean.

b) What is the probability that the sample mean differs from the population mean by more than 3?

c) If one mouse is selected at random, what is the probability that the time necessary to exit the maze differs from the population mean by more than 3?

d) Answering (b) and (c) do you have to make any assumptions? Explain why or why not.

e) If your random sample actually produced a sample mean of 85 seconds, would you consider this unusual? What conclusion might you draw?

- statistics.. URGENT!! PLZ!! -
**jorge**, Wednesday, March 27, 2013 at 2:29pm.1336

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