A survey of Psychology majors finds that the more “real world” experience students gained, the less likely they were to go to graduate school. Which of the following correlations reflects this relationship?
a. r = 1.00
b. r = .50
c. r = –.40
d. r = .00
c. r = –.40
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Framing effect is to ______ as base-rate fallacy is to ______.
a. representativeness heuristic; availability heuristic b. availability heuristic; representativeness heuristic c. population; sample d. sample; population
Answer the following statement(s) true (T) or false (F)
A skewed distribution tends to pull the median, but not the mean, toward outliers in the data.
Groups A and B were found to be significantly different on a test of spelling. Group A had been taught a new method of spelling, and Group B was the control group. Although random selection was not possible, subjects were randomly assigned to the two groups. Based on the significance of the study the research concludes that the new method will help children read quicker. The researcher
a. made an interpretation not based on the data. b. needs to consider the limitation of sampling procedures. c. needs to describe the characteristics of the two groups. d. All of these are true.
When students were questioned about what they wanted and needed from a school setting, their answers
a. diverged significantly from those predicted by educational theorists. b. showed a significant preoccupation with status and reputation and little interest in success and independence. c. varied according to student characteristics such as gender, age, socioeconomic status, and intellectual ability. d. focused on their need for engagement, autonomy, choice, relationships, and success.