The term just noticeable difference is synonymous with ______
a) separation threshold
b) response threshold
c) difference threshold
d) absolute threshold
ANS: c
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Which of the following is NOT listed in the textbook as a descriptive research method?
a. criterion-based induction b. case studies c. surveys d. naturalistic observation
If I collected data on the frequency of various weights for people in a weight loss program, what type of graph should I use to organize the data?
a. A histogram b. A bar graph c. A frequency polygon d. A frequency distribution
Chewing betel nut is __________
a. a ceremonial hallucinogen used by some African tribes b. one of the most frequently used psychoactive drugs in the world c. a medicinal treatment practiced by New Guinea Papuans d. none of these
Knowing how to calculate a z-score can be useful in testing ______.
A. variable distributions B. population samples C. hypotheses D. assumptions