11. A population of peer ratings of physical attractiveness is approximately normal with m 5:2 and...

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11. A population of peer ratings of physical attractiveness is approximately normal with m ¼ 5:2 and s ¼ 1:6. A random sample of four ratings is selected from this population.

(a) Calculate sX.

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Fundamentals Of Statistical Reasoning In Education

ISBN: 9780470574799

3rd Edition

Authors: Theodore Coladarci, Casey D. Cobb, Edward W. Minium, Robert C. Clarke

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