Question: A random sample of n = 250 measurements is drawn from a binomial population with probability of success .85. a. Find E(p) and p. b.

A random sample of n = 250 measurements is drawn from a binomial population with probability of success .85.
a. Find E(p̂) and σp̂.
b. Describe the shape of the sampling distribution of p̂.
c. Find P(p̂ < .9).

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