SOLUTION: Let "x bar" be the sample mean for a random sample of 12 observations from a uniform (0,1). What is the mean and variance of "x bar"?
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Question 440589: Let "x bar" be the sample mean for a random sample of 12 observations from a uniform (0,1). What is the mean and variance of "x bar"?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
==> is the mean of sample means of size 12.
==>
==> ,assuming i.i.d.
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