The difference between a reinforcer and a punisher is that ________
a. reinforcers are primary and punishers are secondary.
b. punishers are primary and reinforcers are secondary.
c. reinforcers strengthen behavior and punishers weaken behavior.
d. reinforcers are positive and punishers are negative.
Answer: c
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Suppose Jennifer reports hearing extremely faint sounds. According to signal-detection theory, what else do we need to know before evaluating her sensitivity to sounds?
a. Does she have close relatives who can also hear extremely faint sounds? b. How much previous experience has she had in experiments of this type? c. How often does she claim to hear something when no sound is present? d. Is she also able to detect extremely weak visual stimuli?
The most likely causes of death in late adulthood are cancer, stroke, and heart disease.
Answer the following statement true (T) or false (F)
Zuckerman's trait of sensation seeking is primarily influenced by:
a. genetic factors. c. factor analysis. b. environmental factors. d. unconscious factors.
In the study by Newell and associates (1989) of the effects of using various sizes of objects with preschool-age and adult subjects, it was found that
A. no differences existed between groups B. females at both age levels outperformed males C. adults used one hand 60 percent of the time, while children used one hand 38 percent of the time, with . object-to-hand-size ratio being a significant factor D the younger subjects demonstrated slightly more use of the right hand, indicating that hand dominance . is firmly established by age 4