Suppose I choose my participants for each condition of my experiment by placing a bunch of names in a hat and drawing out the names. I have made participant assignment into a
A) control variable.
B) random variable.
C) confounding variable.
D) dependent variable.
B
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In the "trust game," participants generally ____
a. send very little of their money to others b. send a moderate amount of their money to others c. send a substantial amount of their money to others d. send none of their money to others
When an observer switches recording from one behavior during one interval to another behavior during another interval, it is known as ____ sampling
a. time b. individual c. event d. frequency
Bill hates to clean up after dinner. One night, he volunteers to bathe the dog before cleaning up. When he finishes with the dog and returns to the kitchen, his wife has cleaned everything up for him. Which of the following statements is most likely TRUE?
a. Bill will start cleaning up the kitchen before he bathes the dog. b. Bill's wife has positively reinforced him for bathing the dog. c. Bill's wife has negatively reinforced him for bathing the dog. d. Bill will never bathe the dog again. e. Bill's wife will never bathe the dog again.
Which of the following statements is true?
a. Scores on IQ tests are somewhat more reliable than scores on performance tests or culture-fair tests. b. Scores on performance tests are somewhat more reliable than scores on IQ tests or culture-fair tests. c. Scores on culture-fair tests are somewhat more reliable than scores on IQ tests or performance tests. d. Scores on IQ tests, performance tests, and culture-fair tests are equally reliable.