Nonparametric Test /Parametric Test
- Mann-Whitney U-test
- Paired t-test
- Friedman test
- One-way ANOVA
- Kruskall-Wallis test
- Independent groups t-test
- Wilcoxon signed-ranks test
- Repeated measures ANOVA
Using the information provided, indicate which statistical test you think should be used for each of the following situations:
a. Independent variable: normal birth weight vs. low birth weight infants; dependent variable: breathing rate (in breaths per minute).
b. Independent variable: time of measurement of same patient (before, during, and after surgery); dependent variable: heart rate.
c. Independent variable: time of measurement (before, during, and after intervention); dependent variable: did vs did not exercise regularly.
d. Independent variable: infertility treatment A vs infertility treatment B vs control condition; dependent variable: did vs did not become pregnant.
