- Using the Z table and the answer from test A on question 10 above what percentage of students did the student do better than? (Find the area under the curve to solve.)

- The scores of one student on two different IQ tests are as follows:
- IQ Test A IQ Test B
- X=140 X=120
- Mean=105 Mean=100
- S=20 S=10

Which test did the student do better on test A or test B?

### Recently Asked Questions

- When two independent random samples of sizes and have been selected from populations with means and , and variances and , which of the following is true ?

- In developing a confidence interval estimate for the difference between two population means , an increase in the size of the samples will result in :

- When two independent random samples of sizes and have been selected from populations with means and , and variances and , which of the following is true ?