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A sample of 150 is drawn from a population with a proportion equal to 0.39 . a. Determine the probability of observing between 50 and 54 successes. b. Determine the probability of observing between 55 and 62 successes. c. Determine the probability of observing between 53 and 70 successes. a. The probability is

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(Round to four decimal places as needed.) b. The probability is

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(Round to four decimal places as needed.) c. The probability is

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(Round to four decimal places as needed.)