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

This preview shows pages 1–2. Sign up to view the full content.

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.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 2

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

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online