Armine K.
asked 03/28/19In a normal distribution with μ=12 and σ=0.75, find the standard deviation of the distribution of sample means for samples of size 64. (Round to the nearest ten-thousandth.)
2 Answers By Expert Tutors
Ira S. answered 03/29/19
I taught Introduction to Statistics at the Community College level.
Standard error of the mean is the standard deviation divided by the square root of the sample size.
0.75/sq.rt64
=0.09375
Armine K.
Thank you03/29/19
Marlene L. answered 03/29/19
The World of Statistics
The Standard Deviation is sigma/SQRT64 or 0.094
Armine K.
Thank you03/29/19
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Marlene L.
0.0938 to 4 decimal places03/29/19