Question: Problem 3 [ 4 pts ] A bank wonders whether omitting the annual credit card fee for customers who charge at least $3, 000 in

Problem 3 [ 4 pts ] A bank wonders whether omitting the annual credit card fee for customers who charge at least $3, 000 in a Year would increase the amount charged on their credit card . The bank makes an offer to an SRS OF 500 Existing credit card customers . It then compares how* Much these customers charge this year with the amount they charges last Year . The mean increase is $565 , and the standard deviation is $257 . a . Give a 9596 confidence interval for the mean amount of the increase . Interpret Your answer In] Simple English

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