document.write( "Question 872381: 15. A population has a mean μ = 90 and a standard deviation σ = 27. Find the mean and standard deviation of a sampling distribution of sample means with sample means with sample size n=81 \n" ); document.write( "

Algebra.Com's Answer #526110 by ewatrrr(24785) $\"\"$ $\"About$

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Sample mean = 90, s = 27/sqrt(81) = 27/9 = 3 \n" ); document.write( "

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