In a perfect positive relationship between two variables, the
A. scores on one variable will be the same as the scores on the other variable.
B. score on one variable enables predicting an individual's score on the other variable.
C. correlation coefficient will range between -1.0 and +1.0.
D. correlation coefficient would be nearer to -1.0.
Answer: B
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In addition to the sex chromosomes, a typical human being has _____ pairs of autosomal chromosomes
a. 46 b. 44 c. 23 d. 22
The correlation coefficient does not indicate
a. the association between two variables. b. the direction of the relationship between two variables. c. the effect of one variable on another. d. how one factor varies with another.
All of the following are considered reasons why marriages unravel in Western society EXCEPT __________
a) people are more concerned about their own personal happiness b) in some cases, the financial costs of divorce are not high c) women have more economic opportunities available to them, and, therefore, may be able to be more independent d) the benefits of marriage—economic, sexual, health, social support, and financial (such as tax advantages)—no longer exist
Research on University of Toronto students conducted by Martin Zack and colleagues (2006 ) examined the effects of mood on beer drinking. Participants were exposed to negative, positive, or neutral words, which induced varying mood states
The findings indicated that exposure to a negative mood state resulted in drinking more beer. The dependent variable is: a) Group assignment (i.e., negative, positive, neutral) b) Baseline mood state c) Self-reported mood state d) Amount of beer consumed