If other factors are held constant, which set of sample characteristics is most likely to reject a null hypothesis stating that ?= 80?
a. M = 85 for a sample of n = 25 c. M = 90 for a sample of n = 25
b. M = 85 for a sample of n = 100 d. M = 90 for a sample of n = 100
D
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If a between-subjects experiment produces 50 scores in treatment 1 and 50 scores in treatment 2, then the experiment must have employed ____
a. 25 participants b. 50 participants c. 100 participants d. 200 participants
The known benefits of relaxation therapy do NOT include reduced:
A) stress. B) levels of GABA. C) blood pressure. D) cortisol levels.
Kareem, who has high achievement motivation, is looking for a job that will satisfy him. Which of the following jobs should he take?
A. Company one: medium pay, lots of responsibility, chances for advancement, and demanding boss B. Company two: very high pay, easy work, low participation in decision making, and great boss C. Company three: high pay, little responsibility, rigid job structure, and great boss D. Company four: low pay, lots of responsibility, lots of job supervision, and mediocre boss
A man is on a diet-and-exercise program. Whenever he loses a pound of body fat, he puts $10 aside to be used to buy himself new golf clubs. The man is taking part in what behavior therapists would call
a. a positive reinforcement strategy. b. shaping. c. aversion therapy. d. systematic desensitization.