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In order to estimate the mean FICO credit score of its members, a credit union samples the scores of 95 members and obtains a sample
In order to estimate the mean FICO credit score of its members, a credit union samples the scores of 95 members and obtains a sample mean of 738.2 with standard deviation 64.2. Construct a 99% confidence interval for the mean FIO score of all its members
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Calculus With Applications
Authors: Margaret L Lial, Raymond N Greenwell, Nathan P Ritchey
10th Edition
0321831101, 9780321831101
