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Author Question: A bank has determined that the monthly balances of the checking accounts of its customers are ... (Read 121 times)

mckennatimberlake

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on: Jun 24, 2018
A bank has determined that the monthly balances of the checking accounts of its customers are normally distributed with an average balance of 1,200 and a standard deviation of 250 What proportion of customers have monthly balances between 950 and 1,075?

Question 2

A bank has determined that the monthly balances of the checking accounts of its customers are normally distributed with an average balance of 1,200 and a standard deviation of 250 What proportion of customers have monthly balances more than 1,125?


randomguy133

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Reply #1 on: Jun 24, 2018
Answer to Question 1

0.1498

Answer to Question 2

0.6179


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