PSYC 300 Final Exam 1 – Question and Answers – American Public University

PSYC 300 Final Exam 1 – Question and Answers – American Public University Part 1 of 1 – 180.0/ 180.0 Points 1. Polly Petunia is Chief Horticulturalist for the Southwest region, encompassing A rizona, New Mexico, 4.0/ 4.0 Points and Texas. She wants to survey amateur gardeners in her region to determine what, if any, water conservation practices they employ in their home gardening. Polly sends her survey to 150 randomly selected gardeners in each state. Polly is using: 2. Danny Drive wants to know the relationship between intrinsic motivation and course grade among 3. Statistical hypothesis testing involves testing the: 4. “There will be differences in degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytic therapy.” 5. “There will be differences in degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytic therapy.” 6. Dr. Dow Jones wants to know whether a problem-based approach to teaching economics will result 4.0/ 4.0 Points in higher academic performance than his traditional method. Of the six sections of Economics 101 at his university, 7. Dr. Jones randomly assigns three sections to the traditional method and three sections to the problem-based method. At the end of the semester, all students complete the same final exam. In this design, students studying under the traditional method constitute the: 8. Dr. Dow Jones wants to know whether a problem-based approach to teaching economics will result 4.0/ 4.0 Points 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. This study employs a design. 9. Penny Poodle wanted to know which dog obedience training program was more effective: Puppy 10. Dr. Robbins wants to know if there are different opinions regarding the value of public school education between Native Americans who have at least one relative who attended Indian Boarding School and Native Americans who have no family experience with Indian Boarding School. Dr. Robbins contacts 35 Native American participants in each group. He wants each group to include younger as well as older adults, and a mix of male and female participants. He asks each person to complete a survey about their attitudes toward public education. In this study, is the dependent variable. 11. Mixed-methods research is characterized by the use of 12. Which of the following is the major advantage of mixed-methods research? 13. How are inferential statistics different from descriptive statistics? 14. ……………are characteristics of samples, whereas are characteristics of populations. 15. The mean of this set of scores 5, 3, 7, 3, 6, 2, 5, 3 is . 16. The median of this set of scores 5, 3, 7, 3, 6, 2, 5, 3 is . 17. The mode of this set of scores 5, 3, 7, 3, 6, 2, 5, 3 is . 18. The z-score, or standard score, allows the research to determine: 19. The percentile rank allows the researcher to determine: 20. An exam was given to two sections of the same course. In Section 1, the exam mean was 51 and the 21. Danzell is a purchasing agent for a major grocery store chain. He has noticed over the years that the 22. How can a “researcher acting as an instrument” in a qualitative study best ensure the trustworthiness of the data analysis and the conclusions? 23. The study of how ideas developed over time is a type of conceptual or psychological historical 24. A medical researcher is concerned about mistakenly concluding that a new medication is 25. Throughout your textbook the authors return to the importance of interpreting the findings of a research project. Explain why this is an essential element in a high-quality research report.