SOLUTION: A sample of 10 observations is selected from a normal population for which the population standard deviation is known to be 5. The sample mean is 19 (a) The standard error of th

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Question 273723: A sample of 10 observations is selected from a normal population for which the population standard deviation is known to be 5. The sample mean is 19
(a) The standard error of the mean is

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A sample of 10 observations is selected from a normal population for which the population standard deviation is known to be 5. The sample mean is 19
(a) The standard error of the mean is
E = t*s/sqrt(n)
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E = invT(0.97.5,df=9)*5/sqrt(10)
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E = 3.5768
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Cheers,
stan H.