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 should always choose the most valid measure.
-- Choose an answer --
a. True
b. False
2. If you can make observers blind, you might choose a measure that is vulnerable only to observer bias.
-- Choose an answer --
a. True
b. False
3. If you have an unreliable measure, you would worry that a significant difference between groups was due to bias.
-- Choose an answer --
a. True
b. False
4. A sensitive measure is one that can detect small differences.
-- Choose an answer --
a. True
b. False
5. A measure that is "purer," will tend to be more valid and more sensitive.
-- Choose an answer --
a. True
b. False
6. Knowing precisely what you want to measure may help you obtain a measure that is more sensitive.
-- Choose an answer --
a. True
b. False
7. The less reliable the measure, the more scores are influenced by random error.
-- Choose an answer --
a. True
b. False
8. An unreliable measure will bias your measurements.
-- Choose an answer --
a. True
b. False
9. Which of the following rating scales is probably more sensitive?
-- Choose an answer --
a. A 1 (low) to 3 (high) scale
b. A 1 (low) to 7 (high) scale
10. Pilot testing your measure can let you know whether your measure will produce a broad range of scores with your participants.
-- Choose an answer --
a. True
b. False
11. If all participants score high on your measure, you may have low sensitivity because of a
-- Choose an answer --
a. Ceiling effect
b. Floor effect
12. If all participants score low on your measure, you may have low sensitivity because of a
-- Choose an answer --
a. Ceiling effect
b. Floor effect
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