EDR 610 Quiz 5 Questions & Answers

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Question 1 1 out of 1 points Which of the following is a characteristic of non-experimental designs? Selected Answer: b. They describe current existing characteristics such as achievement, att... itudes, relationships, etc.  Question 2 1 out of 1 points Which of the following non-experimental designs comes closest to examining causal relationships? Selected Answer: c. Causal comparative  Question 3 1 out of 1 points The school psychologist was asked by one teacher to develop a program to eliminate the disruptive behaviors of one of her students. The psychologist needed more information about how often the behavior occurred, where it occurred, and what provoked the behavior. What type of study will the psychologist conduct to obtain this information? Selected Answer: b. Descripti ve  Question 4 1 out of 1 points Which of the following statements is NOT TRUE of relationship studies? Selected Answer: c. Relationship studies identify causal relationships.  Question 5 1 out of 1 points Prediction studies are characterized by Selected Answer: a. One group of students being used to establish the predictive relationship.  Question 6 1 out of 1 points When interpreting the results of correlational research, you may find that the low correlation reported by the researcher could be This study source was downloaded by 100000831988016 from CourseHero.com on 05-02-2022 15:12:55 GMT -05:00 https://www.coursehero.com/file/27558407/edr-quiz-5docx/ attributed to Selected Answer: c. Narrow range of scores on the measured variable.  Question 7 1 out of 1 points In a study of high school drop-outs, it was found that students who came from homes where parents had not completed high school were more likely to drop out of school than similar students whose parents had completed high school. This is an example of Selected Answer: b. ex-post-facto research.  Question 8 1 out of 1 points A researcher studied the physical and academic development of premature babies. After the first observation at birth, he studied them every five years until age twenty. This is an example of a (n) Selected Answer: d. Longitudinal study.  Question 9 1 out of 1 points In which study are the same individuals studied over time? Selected Answer: c. Longitudi nal  Question 10 1 out of 1 points If a researcher is quite concerned about the response rate in his study, he could Selected Answer: d. All of the above.  Question 11 1 out of 1 points A student has decided to use a web-based survey to collect data for his study. Which of the following would you recommend he do? Selected Answer: a. Ensure his sample has access to the appropriate hardware and software needed to complete the survey.  Question 12 This study source was downloaded by 100000831988016 from CourseHero.com on 05-02-2022 15:12:55 GMT -05:00 https://www.coursehero.com/file/27558407/edr-quiz-5docx/ 1 out of 1 points There are many correlational studies suggesting that student engagement (i.e., time-on-task) is highly correlated to student achievement. Which of the following suggestions is MOST reasonable given the limitations of correlational designs? Selected Answer: c. Design an experimental study  Question 13 1 out of 1 points A correlational study examined the relationship between students' prior achievement and their level of self-regulated learning. The results were reported as statistically significant (r = .13, p. = .03). With what should you be concerned? Selected Answer: d. The practical, not statistical significance of the results  Question 14 1 out of 1 points In experimental research, the researcher tries to keep which variable constant? Selected Answer: c. Extraneo us  Question 15 1 out of 1 points Internal validity refers to the extent to which Selected Answer: b. The manipulation of the experimental variable alone can account for the results.  Question 16 1 out of 1 points Changes in subjects due to participation in an experiment is what type of threat to internal validity? Selected Answer: c. Subject effects  Question 17 1 out of 1 points A researcher is studying the comparative efficacy of two methods for teaching the metric system to sixth graders. The school where the study is being conducted groups students according to ability, so This study source was downloaded by 100000831988016 from CourseHero.com on 05-02-2022 15:12:55 GMT -05:00 https://www.coursehero.com/file/27558407/edr-quiz-5docx/ the researcher assigns Method A to the honors math class and Method B to the next level. What threat to internal validity has occurred? Selected Answer: c. Selecti on  Question 18 1 out of 1 points The question, "Can the findings from this study by generalized to other subjects?" is related to what aspect of a study? Selected Answer: b. External validity  Question 19 1 out of 1 points Which of the following in NOT a potential external validity threat? Selected Answer: c. Random assignment of subjects to treatments  Question 20 1 out of 1 points Which of the following is NOT a characteristic of the single group pretest-post-test design? Selected Answer: a. Internal validity is threatened by diffusion of treatment.  Question 21 1 out of 1 points A major internal validity concern in a non-equivalent groups, pretest - post-test, experimental control group design is Selected Answer: b. Selectio n.  Question 22 1 out of 1 points Dr. Landry is interested in examining the effects of a very demanding counseling approach to help college students stop smoking. There is typically a significant level of frustration experienced by his clients. Dr. Landry has chosen a randomized, pretest - post-test, experimental control group design. Which threat to internal validity should concern him MOST? Selected c. This study source was downloaded by 100000831988016 from Course [Show More]

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