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2 years ago

13

The amount of jen's monthly phone bill is normally distributed with a mean of $65 and a standard deviation of 11. what percentag

e of her phone bills are between 32 and 98

1 answer:

stepan [7]2 years ago

4 0

It would be 99%. If you draw the normal distribution curve and plot the mean and standard deviation, it might help you visually.

:)

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