Discussion Assignment Instructions Discussion Thread: Comparing Groups Read: Mor

Discussion Assignment Instructions
Discussion Thread: Comparing Groups
Read: Morgan, Leech, Gloeckner, & Barrett: Chapter 9
Watch: Student’s t-Test
SPSS Questions
Chapter 9
In the thread for each short-answer discussion the student will post short answers to the prompted questions. The answers must demonstrate course-related knowledge and support their assertions with scholarly citations in the latest APA format (7th Edition). Minimum word count for all short answers cumulatively is 700 words.
Respond to the following short answer questions from Chapter 9 of the Morgan, Leech, Gloeckner, & Barrett textbook:
D7.9.1 (a) Under what conditions would you use a one-sample t test? (b) Provide another possible example of its use from the HSB data.
D7.9.2 In Output 9.2: (a) Are the variances equal or significantly different for the three dependent variables? (b) List the appropriate t, df, and p (significance level) for each t test as you would in an article. (c) Which t tests are statistically significant? (d) Write sentences interpreting the academic track difference between the means of grades in high school and also visualization. (e) Interpret the 95% confidence interval for these two variables. (f) Comment on the effect sizes.
D7.9.3 (a) Compare the results of Outputs 9.2 and 9.3. (b) When would you use the Mann–Whitney U test?
D7.9.4 In Output 9.4: (a) What does the paired samples correlation for mother’s and father’s education mean? (b) Interpret/explain the results for the t test. (c) Explain how the correlation and the t test differ in what information they provide. (d) Describe the results if the r was .90 and the t was zero. (e) What if r was zero and t was 5.0?
D7.9.5 (a) Compare the results of Output 9.4 with Output 9.5. (b) When would you use the Wilcoxon test?
For each thread the student must include:
– a title block with your name, class title, date,
– and the discussion forum number;
– write the question number and the question title as a level one heading (e.g. D1.1 Variables)
– and then provide your response; use Level Two headings for multi part questions (e.g. D1.1 & D1.1.a, D1.1.b, etc.),
– Conclusion
– and include a reference section (minimum 6).
Discussion Grading Rubric:
Thread Content: Short Answer Questions Responded completely to each question / sub-question Response well organized and easy to follow 11(pts)— All key components of the Discussion prompt are answered in the thread. The thread has a clear, logical flow.
Thread Structure: Formatting Title Block Level One Headings Level Two Headings Citations and Reference Section Conclusions from analysis correct 4 (pts)— Spelling and grammar are correct. Sentences are complete, clear, and concise. Paragraphs contain appropriately varied sentence structures. APA formatting was used properly. Minimum word count of 700 words is met or exceeded for the original thread.
This criterion is linked to a Learning Outcome Reply Content: Review of Student’s Main Thread Responded completely to all required discussion questions. Summarized findings Indicated areas of agreement, disagreement, and improvement Response well organized and easy to follow (7 pts)—– All key components of the discussion prompt are answered in the thread. A thorough review of a student’s thread indicates areas of agreement disagreement and improvement. The reply has a clear, logical flow.
This criterion is linked to a Learning Outcome Reply Structure: Formatting Title Block Citations and Reference Section (3pts)—- Spelling and grammar are correct. Sentences are complete, clear, and concise. Paragraphs contain appropriately varied sentence structures. APA formatting was used properly.

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