Selecting and Interpreting Inferential Statistics
Description
Complete 8 short-answer discussions in this course and 1 long-answer Integrating Faith and Learning discussion. In the thread for each short-answer discussion 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.
Minimum word count for all short answers cumulatively is 200 words. The minimum word count for Integrating Faith and Learning discussion is 600 words.
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 and then provide your response; use Level Two headings for multi part questions, and include a reference section.
Respond to the following short answer questions from Chapter 5 of the Morgan, Leech, Gloeckner, & Barrett textbook:
1. Compare and contrast a between-groups design and a within-subjects design.
2. What information about variables, levels, and design should you keep in mind in order to choose an appropriate statistic?
3. Provide an example of a study, including the variables, level of measurement, and hypotheses, for which a researcher could appropriately choose two different statistics to examine the relations between the same variables. Explain your answer.
6. What statistic would you use if you wanted to see if there was a difference between three ethnic groups on math achievement? Why?
8. What statistic would you use if you had one independent variable, geographic location , and one dependent variable ?
9. What statistic would you use if you had three normally distributed (scale) independent variables, plus one dichotomous independent variable and one dependent variable , which is normally distributed?
Explain your answer.
