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Need help with statistics homework please !! 3. Determine ; and o; from the given parameters pulation and sample size. H = 78, G =

Need help with statistics homework please !!

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3. Determine ; and o; from the given parameters pulation and sample size. H = 78, G = 18, n=36 4. A simple random sample of size n = 49 is obtained from a with u = 73 and o = 28. (b) What is P ( x > 81)2 (c) What is P (x s63.4)? (d) What is P (67.8 81) = Round to four decimal p eded. (c) P (x563.4) = Round to four deci needed.) (d) P (67.8

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