An estimate of the proportion of trait variability in a population that is determined by variations in genetic inheritance is known as

a. a heritability ratio.
b. a percentile score.
c. an intelligence quotient.
d. a reaction range.


A

Psychology

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Efforts to persuade using negative emotions are very common. When are they likely to be most effective?

a. ?when negative consequences are depicted graphically b. ?when listeners are jolted out of complacency by their anxiety c. ?when they provide the most data to establish negative consequences d. ?when listeners are given an action step that they can take to reduce their anxiety

Psychology

Although any continuous variable can be used as a covariate, a(n) _______________ is usually best

Fill in the blank(s) with correct word

Psychology

Changes in color or ____________________ occurred because of changes in the wavelength of light

Fill in the blank(s) with correct word

Psychology

Penny's parents are still married but they have a high degree of marital conflict. According to research, Penny is more likely than her peers whose parents are happily married to

A. engage in self-injurious behaviors, like cutting. B. develop an eating disorder. C. develop emotional problems. D. develop substance-abuse problems.

Psychology