A researcher tests whether levels of education and income levels are related. In this study, he observes the following frequencies. If he computes a chi-square test for independence at a .05 level of significance, then what is the decision for this test?
|
Education level |
|
|
|
High School |
Bachlor's Degree |
Graduate degree |
| Low Income |
22 |
8 |
5 |
| High Income |
8 |
12 |
28 |
A. Education and income level are related.
B. Education and income level are not related.
C. Education and income level are independent.
D. Both B and C are appropriate.