Random assignment means that __________.
A. most research participants have a chance of being placed within the no-treatment condition
B. most research participants have a chance of being placed within the treatment condition
C. every research participant has a chance of being placed within the treatment or no-treatment condition
D. every research participant has a chance of being placed within the treatment condition
Answer: C
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In addition to nicotine, cigarettes release carcinogens. which are
a. addictive substances. b. sedative-hypnotic drugs. c. cancer-causing substances. d. respiratory irritants.
If a person is extremely conscientious to the point of having impossibly high standards, psychologists usually call this trait
a. neurotic anxiety. b. dogmatism. c. perfectionism. d. organismic valuing.
Kim's mother, Vicky, believes that men with long hair are likely to be fearful of romantic commitment. Kim's new boyfriend, Connor, has long hair. When Kim introduced him to her mom, Vicky immediately disliked him. Which of the following heuristics most likely influenced Vicky's judgment?
A. Availability B. Affective C. Representativeness D. Intuition
In interpreting a correlation coefficient, ________.
A. the magnitude of the number shows the direction of the relationship B. the sign of the number shows the strength of the relationship C. a positive sign means that as one variable increases, the other decreases D. a zero correlation indicates no relationship