McqMate
| Q. |
Two factors are said to be orthogonal when: |
| A. | they are correlated, that is, they cannot vary independently |
| B. | there are equal numbers of participants in all groups |
| C. | they are uncorrelated, that is, they vary independently |
| D. | there is a single control group, with which all the other groups can be compared |
| Answer» C. they are uncorrelated, that is, they vary independently | |
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