(A) If 120 scores are chosen from a normal distribution with mean 75 and standard deviation 8,...
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(A) If 120 scores are chosen from a normal distribution with mean 75 and standard deviation 8, how many scores x would be expected to satisfy 67 ≤ x ≤ 83?
(B) Use a graphing calculator to generate 120 scores from the normal distribution with mean 75 and standard deviation 8. Determine the number of scores x such that 67 ≤ x ≤ 83, and compare your results with the answer to part (A).
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A In order to find how many scores x would satisfy 67 x 83 we will have to convert these scores into ...View the full answer
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Finite Mathematics For Business Economics Life Sciences And Social Sciences
ISBN: 9780134862620
14th Edition
Authors: Raymond Barnett, Michael Ziegler, Karl Byleen, Christopher Stocker
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