state executive claims that the average number of acres in Western Pennsylvania State Parks is less than 2000 acres. A random sample of five parks is selected and the number of acres is shown. At α = 0.01 is there enough evidence to support the claim? (Hint: you have to calculate the appropriate statistics, using the computational method, for example). 959           1187       493        6249    541

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Q: n. How large of a sample size is required?

A: here MOE  = 0.03 p =0.28 z critical for 95% confidence level = 1.96 s

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A:

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A:

Q: n =

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