Extraneous variables that affect groups equally:
a. are called confounds.
b. introduce systematic bias.
c. do not affect rejection of the null hypothesis.
d. add overall variability.
D
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Dr. Sands thinks that he is close to discovering an effective medication for the treatment of antisocial personality disorder, but his colleague Dr. Boyer cautions that ____
a. ?even if the medication is highly effective, compliance will be an issue b. ?it is unlikely that any medication will match the effectiveness of tranquilizers in stimulating empathy c. ?most symptoms of antisocial personality disorder typically dissipate on their own by adulthood, without medication d. ?there are already off-label medications that provide effective treatment for antisocial personality disorder
Which approach to personality probably has seen the greatest increase in interest among personality psychologists during the past decade?
A. Neo-Freudian B. Trait C. Biological D. Humanistic
Most of the points in a scatterplot would fit close to a line running from the lower left to the upper right-hand corner. Which correlation coefficient would most likely describe the relation between the two variables?
a) .00 b) +.20 c) +.75 d) -.90
Which of the following is TRUE regarding physical changes during young adulthood?
a. Individuals with dark skin show skin aging earlier than their counterparts with white skin. b. The immune system increases its production of T cells and B cells. c. The heart muscle starts to become more rigid. d. There is an increase in vital capacity.