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Consider a population with a mean of 20 and a standard deviation of 3. you take a sample of size 36. what is the expected value of the sample mean?
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Consider a population with a mean of 20 and a standard deviation of 3. you take a sample of size 36. what is the expected value of the sample mean?

User Bennett
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The expected value of the sample mean is the same as the population mean,
20.
User Arish Khan
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