PSYC 300 WEEK 8 FINAL EXAM 1

PSYC 300 WEEK 8 FINAL EXAM 1 Return to Assessment List Part 1 of1 - 180.0/ 180.0 Points Question 1 of 24 Polly Petunia is Chief Horticulturalist for the Southwest region, encompassing Arizona, 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: A. purposive sampling. B. proportional stratified sampling. C. systematic sampling. D. stratified random sampling. Answer Key: D Question 2 of 24 Danny Drive wantsto know the relationship between intrinsic motivation and course grade among 4.0/ 4.0 Points math students. He contacts a local professor who teachesseveral general education math classes and asks about the possibility of gathering data in her classes. Danny is using: A. simple random sampling. B. cluster sampling. C. conveniencesampling. D. systematic sampling. Answer Key: C Question 3 of 24 Statistical hypothesistesting involvestesting the: 4.0/ 4.0 Points A. researchhypothesis B. probability level C. significant level D. null hypothesis Answer Key: D Question 4 of 24 “There will be differencesin degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytictherapy.” 4.0/ 4.0 Points A. dependent variable. B.independentvariable. C. confoundingvariable. D. constant. Answer Key: A Question 5 of 24 “There will be differencesin degree of mood elevation seen in depressed clients after receiving either cognitive-behavioral or psychoanalytictherapy.” 4.0/ 4.0 Points During a test of this hypothesis, it was discovered thatsome of the participantslived with family members and otherslived alone. This variable, living situation, is a/an . A. independent variable. B. dependent variable. C. constant. D. confounding variable. Answer Key: D Question 6 of 24 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. Jonesrandomly assignsthree sectionsto the traditional method and three sectionsto the problem-based method. At the end of the semester, all students complete the same final exam. In this design, studentsstudying under the traditional method constitute the: A. placebo group. B. treatment group. C. sample. D. control group. Answer Key: B Question 7 of 24 Dr. Dow Jones wants to know whether a problem-based approach to teaching economics will result 4.0/ 4.0Points in higher academic performance than histraditional 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. Thisstudy employs a design. A. within subjects (repeated measures) B. quasi-experimental C. true experimental D. ex post facto Answer Key: A Question 8 of 24 Penny Poodle wanted to know which dog obedience training program was more effective:Puppy 4.0/ 4.0 Points Pride, the approach she has been using for any years, or Doggie Do-Right, a new approach. Penny convinced 50 human companions of untrained dogs to participate in her study. The dogs and their humans were randomly assigned to complete the Puppy Pride or Doggie Do-Right course. At the end of the training programs, all of the dogs were scored on their level of obedience on a standardized dog obedience checklist (scores could range from 10 to 100). In thisstudy, is the independent variable. A. Doggie Do-Right B. type of dog training program C. score on the dog obedientchecklist D. obedience training versus notraining Answer Key: B Question 9 of 24 4.0/ 4.0 Points 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 attitudestoward public education. In thisstudy, is the dependent variable. A. score on the “attitude toward public schools” measure B. experience with Indian boarding school C. gender of participant D. age of participant Answer Key: A Question 10 of 24 Mixed-methodsresearch is characterized by the use of 4.0/ 4.0 Points A. more than one qualitative method B. more than one quantitative method C. quantitative, qualitative, and action researchmethod D. quantitative and qualitative methods Answer Key: D