PSY 550 Midterm Exam Latest-GCU
PSY 550 Midterm Exam Latest-GCU
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PSY 550 Midterm Exam Latest-GCU
PSY550
PSY 550 Midterm Exam Latest-GCU
Question 1
For each of the research topics listed below, indicate
the type of nonexperimental approach that would be most useful and explain why.
1. Pushing ahead in line
2. Daydreaming
3. Locating the most popular painting in an art
gallery
4. Studiousness in college students
5. Determining whether a particular patient has
improved with psychotherapy.
Question 2
List the main sections (and subsections) of a research
report.
Question 3
Compare and contrast the following terms: (a)
test-retest reliability with inter-rater reliability, (b) content validity with
both predictive validity and construct validity, and (c) internal validity with
external validity. ·
Question 4
Define and describe the six steps of the scientific
method. Give an example of each step.
Question 5
When designing survey questions, how would you control
for each of the following response styles:
(a) willingness to answer,
(b) position preference, and
(c) yea- or nay-saying?
Question 6
Use Stevens’ model of measurement scales to answer
these questions:
1. What type of scale is used when the variable is
social class? Explain.
2. What type of scale is used when the variable
studied is a Top 40 list of popular songs? Explain.
3. What type of scale is used when the variable
studied is intelligence scores (for example, on the Stanford-Binet-R)? Explain.
4. What type of scale is used when the variables
studied are low and normal birth weights of newborns? Explain.
Question 7
Contrast experimental with quasi-experimental methods;
generally speaking, which methods are most useful?
Question 8
When is it appropriate for a researcher to use
deception in a study? When is it not appropriate? How can the negative effects
of deception be minimized?
Question 9
Researcher Sandy Beach found a correlation coefficient
of +2.3 between variables X and Y. She is thrilled because that correlation is
“like, way high.” She also feels that this answer “proves that X is like,
causing Y.” What are three problems with Sandy’s conclusions?
Question 10
Contrast probability and nonprobability sampling
methods; generally speaking, which methods are most useful?
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