n = 99, p = 0.57; P(X 55) In Exercises 914, n is the sample size,

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n = 99, p = 0.57; P(X ≥ 55)

In Exercises 9–14, n is the sample size, p is the population proportion of successes, and X is the number of successes in the sample. Use the normal approximation to find the indicated probability.

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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