Week 5 Quiz: Chapters 6 & 7
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Question 1 of 15
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Angeline is conducting an observational study of aggression on the playground. She is especially interested in whether boys are reprimanded more than girls for aggressive actions. The best instrument for her to use to collect her data would be: A.a survey. B.a checklist.
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C.a rubric.
D.a rating scale.
Answer Key: B
Question 2 of 15
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Advantages of questionnaires include all of the following EXCEPT: A.large numbers of people can be contacted for a relatively low cost.
B.because questions are in written form, they are less likely to be misunderstood by respondents. C.data can be gathered from a large number of people in a relatively short period of
time. D.participants may feel more confident about their anonymity and therefore respond
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more honestly.
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Answer Key: B
Question 3 of 15
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A researcher wishes to study developmental changes in people's preference for action movies. The researcher locates 50 people at each of the following ages: 15, 20, 25, 30, 35, 40, 45, and 50 years. She asks them to rate their preference for action movies in relation to other sorts of movies. This is an example of which type of design?
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A.nested B.longitudinal C.panel D.cross-sectional
Answer Key: D Question 4 of 15
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"How unhappy are you with your current salary?" This question violates which rule of good survey writing? A.It uses technical language that may not be known to all. B.It fails to keep the respondent's task simple. C.It is not quantifiable.
D.It makes an unwarranted assumption.
Answer Key: D
Question 5 of 15
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Correlational research allows the researcher to answer questions such as: A.what is the relationship between Variable A and Variable B? B.does change in Variable B causes change in Variable A?
B?
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C.is there a significant difference between scores on Variable A and scores on Variable
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D.does change in Variable A cause change in Variable B?
Answer Key: A Question 6 of 15
Among survey methods, ________ generally generate the highest response rate.
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A.telephone interviews B.face-to-face interviews C.interviews using video-conferencing D.online surveys
Answer Key: B Question 7 of 15
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A researcher wishes to study developmental changes in the music people prefer to listen to. The researcher locates 50 people who are about 20 years old. She sends these people a questionnaire every year for the next 10 years asking about the types of music they prefer to listen to. This is an example of which type of design? A.cross-sectional B.panel
C.longitudinal D.nested
Answer Key: C
Question 8 of 15
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As a secondary mathematics teacher, Hernandez conducted a study that explored whether giving children recess prior to testing helped their test performance. For one of the semesters, he sends half of his classes out for 10 minutes of recess prior to testing for the other half, he provides 10 minutes of free time after the test. Which of the following best represents the design of Hernandez's study? A.Post-test only control group
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B.Static-group comparison C.One-shot case study D.Solomon four group
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Answer Key: B Question 9 of 15
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A meta-analysis is used when: A.the researcher has no access to sophisticated statistical techniques. B.there is little existing literature to use as a launching pad for a new study. C.several researchers jointly conduct a large-scale study.
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D.the researcher wishes to analyze the analyses of a number of existing studies.
Answer Key: D
Question 10 of 15
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"There will be differences in degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytic therapy." In this hypothesis, mood elevation is the: A.dependent variable. B.confounding variable. C.independent variable. D.constant.
Answer Key: A
Question 11 of 15
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Dr. Dow Jones wants to know whether a problem-based approach to teaching economics will result in higher academic performance than his traditional method. Of the six sections of Economics 101 at his university, Dr. Jones randomly assigns three sections to the traditional method and three sections to the problem-based method for Unit 1 of the course. Then all sections switch instructional method for Unit 2. He plans to compare the performance of the two groups of sections on their Unit 1 and Unit 2 exams. The design of this study is: A.ex post facto. B.quasi-experimental.
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C.true experimental. D.within subjects (repeated measures).
Answer Key: D Question 12 of 15
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Dr. Dow Jones wants to know whether a problem-based approach to teaching economics will result in higher academic performance than his traditional method. Of the six sections of Economics 101 at his university, Dr. Jones randomly assigns three sections to the traditional method and three sections to the problem-based method. At the end of semester all students complete the same final exam. In this design, students studying under the problem-based method constitute the: A.placebo group. B.control group. C.sample.
D.treatment group.
Answer Key: D
Question 13 of 15
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"There will be differences in degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytic therapy." During a test of this hypothesis, it was discovered that some of the participants lived with family members and others lived alone. This variable, living situation, is a/an ________. A.independent variable
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B.constant
C.confounding variable
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D.dependent variable
Answer Key: C Question 14 of 15
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