Multiple Choice
The management of a department store is interested to estimate the difference in the amount of money spent by female and male shoppers. You are given the following information. 
A 95 percent confidence interval estimate for the difference between the average purchases of the customers using the two different credit cards is:
A) 49 to 64
B) 11.68 to 18.32
C) 125 to 140
D) 8 to 10
Correct Answer:
Verified
Correct Answer:
Verified
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