I. If X1, X2, ...,Xn constitute a random sample from a population with the mean µ, what condition must be imposed on the constants a1, a2,..., an so that ajX1+A2X2+ +anXn ... is an unbiased estimator of u?

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A: here given  n =  500 p = proportion of US female citizens  = 0.51

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Q: what is the expected number is successes

A: Solution:  Given information:  Let X represent the number of US female citizens.  p= 0.51…

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Q: part(h)

A: here from given Pie chart  proportion of Americans who achieved  = 0.24 = p^ here n  = 1083…

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Q: this is not correct

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