PSYC 3003 Week 2 Test (Questions and Answers)
Question 1
Which of the following will be likely to increase statistical significance?
Selected Answer: a. A larger sample size
Correct Answer: a. A larger sample size
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PSYC 3003 Week 2 Test (Questions and Answers)
Question 1
Which of the following will be likely to increase statistical significance?
Selected Answer: a. A larger sample size
Correct Answer: a. A larger sample size
Question 2
Which of the following is true about hypothesis testing?
2 out of 2 points
0 out of 2 points
Selected Answer:
Correct Answer:
a.
Hypothesis testing involves comparing the observed data to what would have been expected if the research hypothesis were true.
b.
Hypothesis testing involves comparing the observed data to what would have been expected if the null hypothesis were true.
Question 3
2 out of 2 points
In a study investigating the e"ects of two di"erent doses of a drug on students’ test
performance, the drug represents the and students test performance is .
Selected Answer: b. independent variable; dependent variable
Correct Answer: b. independent variable; dependent variable
Question 4
In an experimental research design, the term manipulation refers to the
Selected Answer: c. independent variable.
Correct Answer: c. independent variable.
Question 5
What type of research tool can be either informal or highly structured?
Selected Answer: a. Interview
Correct Answer: a. Interview
2 out of 2 points
2 out of 2 points
Question 6
The most rigorous test of a scientific theory involves
Selected Answer: b. falsification.
Correct Answer: b. falsification.
Question 7
2 out of 2 points
2 out of 2 points
In a correlational research design, the term outcome variable is used to refer to the
Selected Answer: d. dependent variable.
Correct Answer: d. dependent variable.
Question 8
Which of the following is an example of a closed-ended interview question?
Selected Answer: b. Did you vote for Barack Obama?
Correct Answer: b. Did you vote for Barack Obama?
Question 9
Which of the following is not a good way to get a research idea?
2 out of 2 points
0 out of 2 points
Selected Answer: d. To find previous limiting conditions of a tested research question
Correct Answer: c. To validate existing laws
Question 10
2 out of 2 points
Which of the following represents the major disadvantage of snowball sampling?
Selected Answer: b. There is a likelihood of sampling bias.
Correct Answer: b. There is a likelihood of sampling bias.
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