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What is the probability that the sample proportion is less

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Reference no: EM131460792

Question: A random sample of size n = 200 is taken from a population with population proportion p = 0.75.

a. Calculate the expected value and the standard deviation for the sampling distribution of the sample proportion.

b. What is the probability that the sample proportion is between 0.70 and 0.80?

c. What is the probability that the sample proportion is less than 0.70?

Reference no: EM131460792

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