The same entrepreneurs in the above study are asked to rate a third business plan (C). What test would be used to see if there is a significant difference in potential success ratings amongst the three business plans, once again assuming that a non-parametric test is necessary?
A. Mann-Whitney test
B. Wilcoxon signed-rank test
C. Friedman test
D. Kruskal-Wallis test
Answer: C
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a. True b. False Indicate whether the statement is true or false
Dr. Moo would like to find out if participants who ate glazed donuts became happier after they ate jelly-filled donuts. What test should you use to determine this?
a. factorial ANOVA b. independent-samples t-test c. dependent-samples t-test d. repeated-measures ANOVA
The ____ is the range of broad limits of possibilities in which an attribute can be expressed in various ways
a. reaction range b. region of malleability c. population variance d. normal limit
Why is construct validity essential in an experiment?
What will be an ideal response?