Reference no: EM133706716
Discussion Post: Quantitative Analysis- Evidence for Reliability & Validity
Read: Morgan, Leech, Gloeckner, & Barrett: Chapter 5 and Chapter 6
Watch the YouTube video: "Internal Consistency 6"
Instructions
The student will complete Integrating Faith and Learning discussion. 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. Minimum word count for all short answers cumulatively is 200 words. The minimum word count for Integrating Faith and Learning discussion is 600 words. 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 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:
I. Compare and contrast a between-groups design and a within-subjects design.
II. What information about variables, levels, and design should you keep in mind in order to choose an appropriate statistic?
III. 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.
IV. What statistic would you use if you wanted to see if there was a difference between three ethnic groups on math achievement? Why?
V. What statistic would you use if you had one independent variable, geographic location (North, South, East, West), and one dependent variable (satisfaction with living environment, Yes or No)?
VI. What statistic would you use if you had three normally distributed (scale) independent variables (weight of participants, age of participants, and height of participants), plus one dichotomous independent variable (academic track) and one dependent variable (positive self-image), which is normally distributed?
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