High School Math - Distributions and Curves

1

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

2

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

3

Which of the following populations has a precisely normal distribution?

4

Which of the following populations has a precisely normal distribution?

5

What is the -score for a value of 115 when the mean of the population is 103 and the standard deviation is 8?

6

A population of values has a mean of 43 and a standard deviation of 12. One of the values in the population is 49. What is the Z-score for that value?

7

What is the -score for a value of 115 when the mean of the population is 103 and the standard deviation is 8?

8

A population of values has a mean of 43 and a standard deviation of 12. One of the values in the population is 49. What is the Z-score for that value?

9

A value has a -score of . The value is . . .

10

A value has a -score of . The value is . . .

Distributions and Curves

Practice Questions