Let x be a binomial random variable with n = 15 and p = .5. a. Is
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a. Is the normal approximation appropriate?
b. Find P(x ≥ 6) using the normal approximation.
c. Find P(x > 6) using the normal approximation.
d. Find the exact probabilities for parts b and c, and compare these with your approximations.
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Related Book For
Introduction To Probability And Statistics
ISBN: 9781133103752
14th Edition
Authors: William Mendenhall, Robert Beaver, Barbara Beaver
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