Mathematics, 31.03.2021 18:40 miyocoilo07049

A $20 bill two $10 bills three $5 bills and four $1 bills are placed in a bag. I know the expected value is 5.90 but how do I find the standard deviation of the amount chosen

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A $20 bill two $10 bills three $5 bills and four $1 bills are placed in a bag. I know the expected v...