HWK 11 - Homework#11 Problem#23onPage428429#23...

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Homework #11 Problem #23 on Page 428-429 #23 Business Issue Bank of America Annual credit card charges of 7 categories  Business Question Data ANNUAL CREDIT CARD CHARGES FOR: population 1 =  groceries  Population 2 =  dining out Sample Mean difference = 850  850 = +/-  1261129 Samp St.Dev = 1123 n = 42 Analysis Hypotheses Ho: Mu Groceries = Mu Dining Out Ha: Test Stat t = (x-barM - x-barL) / (sM^2/12 + sL^2/10)^.5 if Ho is true, this statistic is t distributed with df we can calculate.
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HWK 11 - Homework#11 Problem#23onPage428429#23...

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