If you have a Pearson correlation coefficient of .30, what is the proportion of variance accounted for?
a. .09
b. .90
c. .60
d. .30
a
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Validity is to reliability as a. study is to experiment
b. cause is to correlation. c. positive is to negative. d. accuracy is to consistency.
With regard to personality development during adulthood, which statement is true?
a. There is generally more change in personality between adolescence and middle age than there is between middle age and old age. b. There are virtually no changes in personality beyond adolescence. c. The historical context in which people grow up appears to have little influence on personality development. d. Most people undergo highly significant personality changes as they progress from middle age to old age.
To enhance motivation in their classrooms, teachers do not need to know about
a. individual needs and goals of students b. the effects of cognitive dissonance c. the role of arousal in learning and behavior d. the affective factors in decision making
Shyness is purely biological
Indicate whether the statement is true or false.