Assignment Task:
Self-Study: Comparison of Means, Comparison of Means, Part II: ANOVA and Kruskal Wallis
Throughout the course, there will be a self-study Discussion pertaining to an important concept or topic covered within the assigned week. These Discussions are designed to give you the opportunity to collaborate with your peers and faculty, test your knowledge, ask questions, practice research analysis, and assist your peers.
You are not required to post to this forum; however, you are encouraged to post, review the posts of others, as well as answer questions and/or provide clarity and collaboration with your peers. Discussions will be graded as either Complete or Incomplete.
Resources:
Required Resources
- Laerd Statistics: Sign up for a one-month plan
- One Way ANOVA in SPSS
- Kruskal-Wallis Test in SPSS
- Salkind, N., & Frey, B. (2019). Statistics for people who (think they) hate statistics (7th ed.). SAGE Publications.
- Chapter 14, "Analysis of Variance: Two Groups Too Many?" (pp. 269-273, 279)
- Document: Statistical Output: Kruskal-Wallis (Word document)Download Statistical Output: Kruskal-Wallis (Word document)
- Document: Statistical Output: ANOVA (Word document)Download Statistical Output: ANOVA (Word document)
Required Media:
Niedz, B. (2024). Comparison of means, part II: ANOVA and Krustkal Wallis [Video]. Walden University Canvas.
PowerPoint Presentation:
Document: Comparison of Means, ANOVA and Kruskal Wallis (PowerPoint presentation)
Required Resources for Topic: ANOVA
- Turgut, M., & Yildiz, H. (2023). Investigation of grief and posttraumatic growth related to patient loss in pediatric intensive care nurses: A cross-sectional study. BMC Palliative Care, 22(1), 195.
To prepare:
- Read and view the Learning Resources in Doherty and Skalsky, and Dang et al. (2021) in Required Readings.
- View the video on comparison of means.
Use this Discussion to collaborate with your peers and faculty as an open office hours/ Q&A forum.
Post answers to the following:
1. Summarize the ANOVA or the Kruskal-Wallis output after completing the self-learning module and completing the Required Readings. Need Assignment Help?
2. Turgut and Yildiz (2023) used both a t test and an ANOVA and presented these findings in Table 2 on page 5.
- Compare and contrast the comparisons for the impact of duration of work on the unit, on the Texas Revised Inventory of Grief (ANOVA), and the education on terminal period and grief (t test).
- Were these the correct tests to be used in these analyses? Explain why.