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Find x, and , for the following. 1. Given = 5.75, = 1.02, n=81. 2. Given = 128, = 22, n=36. 3. Given u
Find x, and , for the following. 1. Given = 5.75, = 1.02, n=81. 2. Given = 128, = 22, n=36. 3. Given u = 12, = 1.5, n=90. 4. Given = 72, 0=6, n=45. 5. A population has mean 5.75 and standard deviation of 1.02. If a random sample of 81 are taken, find the mean and variance of the sample mean.
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Elementary Statistics
Authors: Neil A. Weiss
8th Edition
321691237, 978-0321691231
