Mathematics, 30.07.2021 04:10 twistedhyperboles
A bank wishes to estimate the mean balances owed by customers holding Mastercard. The population standard deviation is estimated to be $300. If a 98% confidence interval is used and the maximum allowable error is $80, how many cardholders should be sampled?
A. 76
B. 85
C. 86
D. 77
Answers: 3
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A bank wishes to estimate the mean balances owed by customers holding Mastercard. The population sta...
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