7.51 Assume simple random sampling. Calculate the variance of the sample mean, s2x , for each of...
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7.51 Assume simple random sampling. Calculate the variance of the sample mean, s2x
, for each of the following.
a. N = 1,300; n = 100; s = 15
b. N = 1,500; n = 200; s2 = 91
c. N = 3,000; n = 220; s2 = 150
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Related Book For
Essential Mathematics And Statistics For Science
ISBN: 9780470694480
2nd Edition
Authors: Graham Currell, Dr. Antony Dowman
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