Psychological Science
Dr. Maki questioned a group of 9th graders about their career aspirations. This is an example of a(n)
experiment
survey
case study
manipulation
survey
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Generalization is a key issue in:A. internal validity
B. external validity
C. a double-blind experiment
D. a single-blind experiment
Statements based on the systematic collection of data are:
A. empirical
B. dialectic
C. empathic
D. false
Data from a correlational study is usually shown as a:
A. scatterplot
B. pie chart
C. bar graph
D. b or c
The more exercise a person takes the fewer medical problems they report. This is an example of:
A. a curvilinear relationship
B. statistical independence
C. a positive correlation
D. a negative correlation
In an experiment examining the effect of mood on intelligence participants are randomly assigned to watch either a funny movie or a sad movie before they complete an IQ test. The funny movie is shown in a classroom, while the sad movie is shown in the student lounge. The most obvious problem with this experiment is:
A. lack of statistical validity
B. the IV is confounded
C. the use of random assignment
D. none of the above
Informed consent is typically obtained:
A. during an experiment
B. before an experiment
C. after an experiment
D. it is not typical to obtain informed consent
If income and happiness are positively correlated then a person with a low income would be predicted to be:
A. not depressed at all
B. less depressed than a person with a high income
C. more depressed than a person with a high income
D. cannot make a prediction from correlational data
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