1) (4 points) A population has the mean µ = 300, and the standard deviation o = 10. a) For a random sample of size n = 9, find the mean and the standard deviation of the sample mean X. If the...


1) (4 points) A population has the mean µ = 300, and the standard deviation o = 10.<br>a) For a random sample of size n = 9, find the mean and the standard deviation of<br>the sample mean X. If the population is normal, what can we say about the probability<br>distribution of the sample mean X ?<br>

Extracted text: 1) (4 points) A population has the mean µ = 300, and the standard deviation o = 10. a) For a random sample of size n = 9, find the mean and the standard deviation of the sample mean X. If the population is normal, what can we say about the probability distribution of the sample mean X ?

Jun 03, 2022
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