Suppose that the beta in a certain situation for predicting college grades from high school grades is .4 and that a person had a GPA that was 1 standard deviation above the mean (Z score=+1 ) in high school. What would the predicted score for that
person’s GPA in college be?
A) .4
B) .16
C) 1.4
D) 2.8
Answer: A
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According to the text's discussion of suicide, __________
a. not all suicide is irrational and related to mental illness b. among the elderly, dementia is usually unrelated to depression c. suicide is rarely the result of rational choices d. in the young, suicide is seldom the result of depression e. None of the above
Martin performed an experiment at the local university. Students were measured on their views towards stem cell research, then shown a documentary on the topic. After the film, the students were given a survey to measure their opinion. This survey after the movie is an example of a(n):
a. independent variable. b. posttest. c. pretest. d. experimental group. e. control variable
In light of the textbook material on the emergence of American dating, it would be reasonable to conclude:
a. the process is still controlled by parents. b. mate selection was initially an informal process. c. dating is a fairly recent development. d. lifestyle changes have made dating less complex.
Why is caution suggested when looking at the annual poverty rate?
A. It does not include people who have a total income under the poverty threshold. B. The rate is inflated based on individuals who have been below the poverty line for years. C. People who are below the poverty line for one or two months are not listed as such. D. Too many households are below the poverty line permanently.