Which of the following is NOT an assumption of regression or correlation?

A. Interval or ratio scales
B. Linear relationship
C. Normal distributions for X and Y
D. Heteroscedasticity

Ans: D. Heteroscedasticity

Psychology

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Which of these is the BEST definition of a competency?

A) whether an individual is willing to take a test of his or her skills B) whether an individual popular among his or her peers C) whether an individual has enjoys his or her job D) whether employees have the skills, behaviors, and capabilities necessary to effe

Psychology

When asked to predict their emotional reaction to being paralyzed in a car accident, most people know that they would be upset, but tend to overestimate for how long they would be upset. Research suggests that this error may occur because ____

a. when imagining this, people focus too much attention on the possible paralysis, and do not consider other (happy) events that will happen in their lives b. bad is stronger than good c. of the affect-as-information effect d. people do not take catharsis into account

Psychology