Mathematics, 30.10.2020 05:50 changav36832

A set of electric toothbrush prices are normally distributed with a mean of 878787 dollars and a standard deviation of 888 dollars. What proportion of electric toothbrush prices are between 104.60104.60104, point, 60 dollars and 108.20108.20108, point, 20 dollars?
You may round your answer to four decimal places.

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A set of electric toothbrush prices are normally distributed with a mean of 878787 dollars and a sta...