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A bank is interested in studying the number of people who use the ATM located outside its office late at night. On average, 1.6 customers

A bank is interested in studying the number of people who use the ATM located outside its office late at night. On average, 1.6 customers walk up to the ATM during:r any 10 minute interval between 9pm and midnight. What is the probability of 3 or fewer people using this ATM during any 20 minute interval? [upload the picture of your answers)

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