Which of the following is NOT true about degrees of freedom?
a. They show what values were used to calculate the results.
b. They provide information about the sample size and/or the number of conditions.
c. They are necessary to determine whether an outcome was significantly different from the normal population.
d. They range from 0 to 1.
Ans: D
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A treatment that resembles medical treatment, but has no real effect is termed a:
A. pseudo B. debrief C. confound D. placebo
Which of the following statements about instincts is FALSE?
A) An instinct is a pattern of behavior that is assumed to be universal throughout a species. B) Instincts are learned behavioral responses. C) Instincts are generally set in motion by a "sign stimulus." D) Instincts may explain a great deal of nonhuman animal behavior.
The lifetime prevalence of anorexia nervosa is ____
a. 0.5 to 0.9 percent b. 1.0 to 1.5 percent c. 1.0 to 2.0 percent d. 2.0 to 3.5 percent
. Social support’s buffering effect, the ability to lessen the impact of stress is attributed to:
a. the positive feelings it creates. b. the access to resources it provides. c. the emotional connection it provides to the environment. d. its ability to make others happy.