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Author Question: A major credit card company has determined that its customers charge an average of $280 per month on ... (Read 55 times)

abcdef9106

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on: Mar 25, 2023

A major credit card company has determined that its customers charge an average of $280 per month on their accounts with a standard deviation of $20.

a.What percentage of the customers charges more than $275 per month?
b.What percentage of the customers charges less than $243 per month?
c.What percentage of the customers charges between $241 and $301.60 per month?

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by abcdef9106 on Mar 25, 2023

dsfhkjdfaskjfdsjk

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Reply #1 on: Mar 25, 2023
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abcdef9106

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Reply 2 on: Mar 25, 2023
Wow, this really help

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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