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Suppose your favorite coffee machine offers 7 ounce cups of coffee. The actual amount of coffee...

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Statistics

Suppose your favorite coffee machine offers 7 ounce cups ofcoffee. The actual amount of coffee put in the cup by the machinevaries according to a normal​ distribution, with mean equal to 8ounces and standard deviation equal to .67 ounces

a. What percentage of cups will be filled withmore than 7.7 ounces?


b. What percentage of cups will have in between 7and 8 ounces of​ coffee?

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