If I want to summarize the characteristics of my statistics class to my friend, I should use
a. an experimental design.
b. a correlational design.
c. inferential statistics.
d. descriptive statistics.
d
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Dr. Vandepolder is conducting a study on American Midwest college students' radio-listening habits. He doesn't have the resources to survey all college students in the Midwest, so he uses census data to randomly select a group of several thousand students from Michigan, Wisconsin, Illinois, and Minnesota to participate in the study. In this study, the group of all American Midwest college
students is called the _____, while the group randomly selected from Michigan, Wisconsin, Illinois, and Minnesota is called the _____. a. sample; control group b. sample; population c. control group; population d. population; sample
You have just witnessed a car accident. Your heart rate and respiration rate are likely to be elevated due to ____ nervous system activity
a. ?somatic b. ?parasympathetic c. ?iconic d. sympathetic
Which statement about individuals with anorexia nervosa is true?
A) Over 80 percent of young people with the disorder recover fully. B) They usually deny or minimize the seriousness of their disorder. C) In school, they tend to be low-achieving students who are irresponsible and poorly behaved. D) Later-maturing girls are at greatest risk for the disorder.
Which of the following statements best describes the role of a dependent variable?
a. It is the variable that the researchers manipulate. b. It is the variable that the researchers measure. c. It is the variable also known as the treatment. d. It is a type of variable used in laboratory research, but not applied research.