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. Direct replications are only useful for developing students´ research skills.
-- Choose an answer --
a. True
b. False
2. Except for those articles tainted by fraud, all of the findings presented in published journals would replicate.
-- Choose an answer --
a. True
b. False
3. If a published article finds a significant effect using a significance level of p = .05, there is only a 5 in a 100 chance that a significant finding is a false alarm.
-- Choose an answer --
a. True
b. False
4. A Type II error rate refers to the chances of mistakenly declaring that a chance difference is a real difference.
-- Choose an answer --
a. True
b. False
5. A Type I error rate refers to the chances of failing to find a significant difference when a reliable difference really exists.
-- Choose an answer --
a. True
b. False
6. The most common reason that results might not replicate are
-- Choose an answer --
a. Type I errors.
b. Type II errors.
7. Systematic replications can have more power than the original study.
-- Choose an answer --
a. True
b. False
8. Which of the following changes to a study would boost its external validity
-- Choose an answer --
a. Using a more homogenous group of participants
b. Using a more heterogenous group of participants
9. The conceptual replication is the most sophisticated type of replication
-- Choose an answer --
a. True
b. False
10. Conceptual replications are best for improving on the original study´s
-- Choose an answer --
a. construct validity
b. external validity
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