Mathematics, 21.05.2020 22:01 seasmarie75
A set of electric toothbrush prices are normally distributed with a mean of 87 8787 dollars and a standard deviation of 8 88 dollars. What proportion of electric toothbrush prices are between 104.60 104.60104, point, 60 dollars and 108.20 108.20108, point, 20 dollars?
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A set of electric toothbrush prices are normally distributed with a mean of 87 8787 dollars and a st...
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