Use of the proportion of tax prep fees

Reference no: EM13196616

The average tax charge is $95. Assuming a normal distribution as a standard deviation of $10, use the approximate areas beneath the normal curve.

what proportion of tax prep fees were exactly $100?

Reference no: EM13196616

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Use of the proportion of tax prep fees : the average tax charge is $95. Assuming a normal distribution as a standard deviation of $10, use the approximate areas beneath the normal curve.

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