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Descriptive Statistics & Normality Tests
Statistical notes for clinical researchers: assessing normal distribution using skewness and kurtosis: West SG, Finch JF, Curran PJ. Structural equation models with nonnormal variables: problems and remedies. In RH Hoyle (Ed.). Structural equation modeling: Concepts, issues and applications. Newbery Park, CA: Sage; 1995. p56-75.
Mishra, Prabhaker; Pandey, Chandra M; Singh, Uttam; Gupta, Anshul,; Sahu, Chinmoy; Keshri, Amit. Descriptive Statistics and Normality Tests for Statistical Data. Annals of Cardiac Anaesthesia 22(1):p 67-72, Jan–Mar 2019. | DOI: 10.4103/aca.ACA_157_18
Ghasemi A, Zahediasl S. Normality Tests for Statistical Analysis: A Guide for Non-Statisticians. Int J Endocrinol Metab. 2012;10(2):486-9. DOI: 10.5812/ijem.3505
Keya Rani Das, A. H. M. Rahmatullah Imon. (2016). A Brief Review of Tests for Normality. American Journal of Theoretical and Applied Statistics, 5(1), 5-12. https://doi.org/10.11648/j.ajtas.20160501.12
Paramasivam, Ganesh; Rao, Indu Ramachandra; Prabhu, Mukund A. Normality Testing in Statistics: What Clinician–Researchers Should Know. Heart Failure Journal of India 2(1):p 55-60, January-April 2024. | DOI: 10.4103/HFJI.HFJI_7_24
How to Interpret Excess Kurtosis and Skewness: Hair, J. F., Hult, G. T. M., Ringle, C. M., & Sarstedt, M. (2022). A Primer on Partial Least Squares Structural Equation Modeling (PLS-SEM) (3 ed.). Thousand Oaks, CA: Sage.
Parametric vs Non-Parametric Test
Hopkins S, Dettori JR, Chapman JR. Parametric and Nonparametric Tests in Spine Research: Why Do They Matter? Global Spine J. 2018 Sep;8(6):652-654. doi: 10.1177/2192568218782679.
Parametric and Non-parametric tests for comparing two or more groups
Inferential Statistics
Kim, T. K. (2015). T-test as a parametric statistic. Korean Journal of anesthesiology, 68(6), 540-546.
Two-way ANOVA Interpretation - SPSS
Multifactorial ANOVA Interpretation
Kim HY. Statistical notes for clinical researchers: Two-way analysis of variance (ANOVA)-exploring possible interaction between factors. Restor Dent Endod. 2014 May;39(2):143-7. doi: 10.5395/rde.2014.39.2.143. PMID: 24790929; PMCID: PMC3978106.
One-way MANOVA in SPSS Statistics
Two-way MANOVA in SPSS Statistics
MANOVA & MANCOVA in SPSS Statistics
Regression Interpretation
Understand the forward and backward Regression Model
Statistical References - Excel Format
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