Which of the following is the maximum value for a correlation coefficient?
a. +0.50
b. +0.90
c. +1.00
d. +5.00
C
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The decision in the Painter v. Bannister case illustrates
A. an application of the tender-years doctrine. B. the empirical basis for a custody decision. C. the discretion that judges have in evaluating the parents' acceptability for custody. D. a typical custody decision, as a result of two parents getting divorced.
A professor wanted to examine the effects of diet on learning. He put some laboratory rats on a starvation diet (Group A) but eliminated only desserts from the diet of a second group (Group B). During the experiment, the professor discovered that he needed more Group B rats, so he caught some in a local alley. The results of the experiment showed that Group B rats were faster at learning a maze, so the professor concluded that diet is related to learning speed. Which of the following statements is the most accurate?
A. The professor's conclusion is correct. B. The professor's conclusion is incorrect because the rats in Group A were on a different diet than the rats in Group B. C. The professor's conclusion is incorrect because the type of rat was a confound. D. The professor has used a double-blind procedure.
Artists are able to create rich 3D environments on a 2D canvas by utilizing various techniques that essentially trick our
A. absolute threshold. B. divided attention. C. depth perception. D. just-noticeable difference.
Physical pain associated with rapid growth is both common and normal in middle childhood and adolescence
Indicate whether the statement is true or false