What statistic do we typically use to describe the relationship between two or more distributions of scores?
a. Mode
b. Variance
c. Standard deviation
d. Correlation coefficient
d. Correlation coefficient
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Which of the following is correct regarding statistical hypotheses (null hypothesis and alternative hypothesis)?
a. They describe the population parameters our sample data represent if the predicted relationship does or does not exist. b. They describe the sample data if there is or is not a relationship in the population. c. We can prove that a relationship exists in the population by confirming these hypotheses. d. They are the hypotheses that we perform on the statistics in our experiment.
Which of the following did Darwin believe about human emotions??
a. ?Emotions are particularly important in modern society. b. ?At one time in the course of human evolution, emotions aided in survival. c. ?The expression of emotions is highly variable from culture to culture. d. ?The emotions of humans are qualitatively different from the emotions of nonhuman animals.
Olga's brain activity is synchronous. This means she is likely
A. awake. B. daydreaming. C. in deep sleep. D. dreaming.
On which of the following statements about the nature of forgiveness do researchers most agree?
A. Forgiveness cannot occur without first feeling anger. B. Transgressors get more value from forgiveness than do victims. C. Forgiveness is beneficial to people. D. Forgiveness is more common in collectivist cultures than in individualistic cultures