In a population with an average, = 3, 000 and a variance, 2 = 36,000. Answer

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In a population with an average, μ = 3, 000 and a variance, σ2 = 36,000. Answer the following:

(a) If you draw a random sample of 1,000 observations, what is the probability that the sample mean will be greater than 3,011.76 or less than 2,988.24?

(b) If you draw a random sample of 4,000 observations, what is the probability that the sample mean will be greater than 2,995.065?

(c) If you draw a random sample of 250 observations, what is the probability that the sample mean will be greater than 3,030.9?

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Statistics The Art And Science Of Learning From Data

ISBN: 9780321755940

3rd Edition

Authors: Alan Agresti, Christine A. Franklin

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Posted Date: Mar 19, 2024 02:58 PM

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In a population with an average, = 3, 000 and a variance, 2 = 36,000. Answer

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Statistics The Art And Science Of Learning From Data

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