Question: Chocolate bars produced by a certain machine are labeled as 8.0 oz.The distribution of the actual weights of these chocolate bars is normal with a

Chocolate bars produced by a certain machine are labeled as 8.0 oz.The distribution of the actual weights of these chocolate bars is normal with a mean of 8.1 oz. and a standard deviation of 0.1 oz. The proportion of chocolate bars with weights between 8.2 and 8.3 oz. is?

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