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Researchers take a sample of 100 adult men from northwest Indiana and measure their cholesterol. They want to know how the population of men in

Researchers take a sample of 100 adult men from northwest Indiana and measure their cholesterol. They want to know how the population of men in northwest Indiana compares to the national average cholesterol score for adult men: = 208, = 15, N = 100, M = 205. Find the probability of a sample mean M = 205 or lower.

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