The multiple correlation coefficient of a criterion variable with two predictor variables
A) is usually smaller than the sum of the correlation coefficients of the criterion variable with each predictor variable.
B) is usually larger than the sum of the correlation coefficients of the criterion variable with each predictor variable.
C) is exactly the same as the sum of the correlation coefficients of the criterion variable with each predictor variable.
D) can be larger, smaller, or the same as the sum of the correlation coefficients of the criterion variable with each predictor variable.
A
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In lecture and in your text you learned that:
a. Anger and fear show distinct patterns of eye and lip movements within the first month of life b. Anger and fear show distinct patterns of vocal responses within the first month of life c. At first, infants' smiles tend to be caused by internal factors and are not social d. Early negative emotions are more predictive of later school success than early positive emotions
In a recent study, college men read one of three stories,
the first describing voluntary intercourse, the second depicting stranger rape, and the third describing date rape. This study showed that a. those high in gender role stereotyping were more aroused by the first story, but not by the second or third types of stories. b. only ten percent of the college men in the study would ever consider rape, even if they could be sure of not being caught. c. the arousal patterns of those subjects high in gender role stereotyping was similar to the arousal patterns of actual rapists. d. their degree of gender role stereotyping had little influence on their arousal levels.