A correlation coefficient value of +1.0 indicates
a. a stronger degree of correlation than -2.1.
b. that the two variables are causally related.
c. that a perfect relation between the two variables exists.
d. that high values of one variable are predictive of low values on the other variable.
e. that the highest value on one variable will be associated with the lowest value on the other
variable.
c. that a perfect relation between the two variables exists.
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Chapter 13 discussed many recommendations about society's prevention of rape. Which of the following is not one of those recommendations?
a. Education about rape needs to be improved, beginning in the last two years of high school. b. The laws need to be changed, so that the legal process is less stressful to the person who has been raped. c. Men's groups on campus can help to organize information sessions about the problem of rape and sexual assault. d. The media must reduce the level of violence in films, popular music, and other forms of "entertainment.".
Agents that can produce malformations in the fetus while tissues and organs are forming are called
a. teratogens. b. zygote perils. c. amniotics. d. gestational intercepts.
Stranger wariness
a. emerges a few weeks after birth. b. provides a natural restraint against the tendency for mobile infants to wander away from familiar caregivers. c. is greater when infants are in a familiar environment. d. is not related to the stranger's behavior.
Most psychologists agree that psychology, as a science, was born in ________
a. 1879 b. 1921 c. 1909 d. 1891