The weights of ice cream cartons are normally distributed with a mean weight of 11 ounces and a standard deviation of 0.

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answerhappygod
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The weights of ice cream cartons are normally distributed with a mean weight of 11 ounces and a standard deviation of 0.

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The weights of ice cream cartons are normally distributed with amean weight of 11 ounces and a standard deviation of 0.7 ounce.
​(a) What is the probability that a randomly selected carton hasa weight greater than 11.32 ​ounces?
​(b) A sample of 16 cartons is randomly selected. What is theprobability that their mean weight is greater than 11.32​ounces?
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