Test Yourself
Take this quiz and see how you do. Select the correct answers by using the drop down menus. Once you are done, click submit to see your score! The ones that you get wrong will have a check!
1. You have to eliminate extraneous variables to rule out their effects.
-- Choose an answer --
a. True
b. False
2. Random assignment allows you to eliminate extraneous variables.
-- Choose an answer --
a. True
b. False
3. Extraneous variables fall into ___ categories.
-- Choose an answer --
a. 2
b. 8
4. If you want to generalize your results, you want external validity.
-- Choose an answer --
a. True
b. False
5. Researchers often tend to place more emphasis on _____ validity than on _____validity.
-- Choose an answer --
a. External, internal
b. Internal, external
6. Replications are particularly effective for establishing ______validity.
-- Choose an answer --
a. external
b. internal
7. If you were to test participants in a highly controlled situation, you would tend to ___ internal validity and _____ external validity.
-- Choose an answer --
a. Increase, decrease
b. Decrease, increase
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