Question: 2. A given distribution has a population mean, , of 113 and a population standard deviation, , of 9. What z-score would be associated with

2. A given distribution has a population mean, , of 113 and a population standard deviation, , of 9. What z-score would be associated with the value x = 90?

Round to two decimal places, as needed.

3. A given distribution has a population mean, , of 108 and a population standard deviation, , of 15. What z-score would be associated with the value x = 149?

Round to two decimal places, as needed.

4. A given distribution has a population mean, , of 126 and a population standard deviation, , of 14. Compute the raw, x-value associated with a Z-score of 1.86.

Round to two decimal places, as needed.

5. A given distribution has a population mean, , of 146 and a population standard deviation, , of 14. Compute the raw, x-value associated with a Z-score of 1.09.

Round to two decimal places, as needed.

6. Suppose a population is known to be normally distributed with a mean, , equal to 116 and a standard deviation, , equal to 14. Approximately what percent of the population would be between 102 and 130?

7. Suppose a population is known to be normally distributed with a mean, , equal to 116 and a standard deviation, , equal to 14. Approximately what percent of the population would be between 130 and 144?

8. Suppose a population is known to be normally distributed with a mean, , equal to 116 and a standard deviation, , equal to 14. Approximately what percent of the population would be between 88 and 130?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!