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6. Which type of tests have to be equal to or less than the critical value to be significant?
- Spearman's Rho and sign test
- Chi-squared and Pearson's r
- Wilcoxon and Mann-Whitney
- Unrelated t-test and related t-test
7. What is test-retest reliability?
- Testing the participant and then the researcher
- Testing the same person twice
- Testing two people once each
- Testing the researcher and then the participant
8. What is the probability of significance that is usually used in psychology?
- <0.05%
- 0.05%
- <0.01%
- 0.01%
9. Which hypothesis states the amount of the difference expected?
- Two-tailed hypothesis
- The experimental hypothesis
- One-tailed hypothesis
- The null hypothesis
10. What is a type 2 error?
- A false positive - experimental hypothesis is accepted when results were not due to chance
- A false positive - experimental hypothesis is accepted when results were due to chance
- A false negative - null hypothesis is accepted when results were not due to chance
- A false negative - null hypothesis is accepted when results were due to chance