In a certain binomial distribution, = 0.25 and n = 40. In using the normal approximation,
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a. What are the mean and standard deviation of the corresponding normal distribution?
b. If x = the number of “successes” among the 40 observations, determine the following: P(x = 8), P(12 ≤ x ≤ 16), P(10 ≤ x ≤ 12), P(x ≥ 14).
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a m n p 40025 100 and 2739 b Px 8 P75 x 85 after ...View the full answer
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