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A bank manager wants to estimate the mean amount of interest that credit card holders will pay on their debt. She is trying to
A bank manager wants to estimate the mean amount of interest that credit card holders will pay on their debt. She is trying to decide between the following confidence interval percentages and sample sizes: Confident interval % Sample size, n 90 what is Confidence interval %: what is Sample Size: 41 95 90 99 279 Advise the bank manager on the combination (one confidence interval % and one sample size) that will give the narrowest confidence interval, by placing your choices in the correct positions here:
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Business Statistics
Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright
3rd Canadian Edition
0133899128, 978-0133899122
