Applied Statistics for Research
Title: DHA620 Applied Statistics for Research
Assignment Instructions: Module 3 – SLP
Significant Difference Inferential Statistics
Using the Excel Database for Job Satisfaction ratings, run a Paired-Comparison t-test statistic for all satisfaction data for each year
Hint: You will need to create a separate Excel sheet and put each year’s results (average satisfaction) in 2 columns side-by-side.
Report the results using a Table and explanation along with a Figure (Bar Graph). Conclude with which hypothesis is supported and rejected with applicable rationale.
Required Reading
Brown, J. (2022). Analyzing quantitative data. Mixed methods research for TESOL (pp. 63-90). Edinburgh University Press. Available in the Trident Online Library.
Huberty, C. J., & Morris, J. D. (1992). Multivariate analysis versus multiple univariate analyses. In A. E. Kazdin (Ed.), Methodological issues & strategies in clinical research (pp. 351-365). American Psychological Association. Available in the Trident Online Library.
Mackridge, A., & Rowe, P. (2018). One?Way analysis of Variance (ANOVA) – Including Dunnett’s and Tukey’s follow-up tests. In A. Mackridge, & P. Rowe (Eds.), A practical approach to using statistics in health research (pp. 93-103). John Wiley & Sons. Available in the Trident Online Library.
Scott, I., & Mazhindu, D. (2005). Non-parametric tests. Statistics for health care professionals SAGE Publications, Ltd. pp.148-164 Available in the Trident Online Library.
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