Balances that fallow a normal curve

Reference no: EM1394014

A large population of overdue bills has balances that fallow a normal curve. When we take a sample of 100 of these the average is $500 and the standard deviation is $100. (a) what statement can you make about the range $300 to $700? (b) what statement can you make about the range $480 to $520?

Reference no: EM1394014

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