Test: High School Math

1.

If a population has a normal distribution, the number of values within one positive standard deviation of the mean will be . . .

at least 40% of all values in the population

fewer than the number of values within one negative standard deviation of the mean

fewer than 20% of all values in the population

equal to the number of values within one negative standard deviation of the mean

equal to the number of values within two negative standard deviations of the mean

1/2 questions

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