Question: You are an Analysis Manager for a store-based credit card (e.g. Macy's card). Your boss wants to know a 95% confidence interval for the amount

You are an Analysis Manager for a store-based credit card (e.g. Macy's card). Your boss wants to know a 95% confidence interval for the amount spent on the card (of those who made a purchase). You asked one employee, Sharon, to analyze this using the credit card database. She produced the first set of output below and a few example records are shown. Sharon retired before you got to look at her work, so you asked another employee a fe, to take a look at it. Bob produced the second set of output with a few example records. Based on the output, who used the correct data for analysis, Bob, or Sharon

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