Paper Describing Concept of Parametric vs. Nonparametric Tests: Ali, Z., & Bhaskar, S. (2016). Basic statistical tools in research and data analysis. Indian Journal of Anaesthesia, 60(9), 662. doi: 10.4103/0019-5049.190623. Link: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5037948/

Paper Describing Central Limit Theorem and Its Connection to Normality: Kwak, S. G., & Kim, J. H. (2017). Central limit theorem: The cornerstone of modern statistics. Korean Journal of Anesthesiology, 70(2), 144. doi:10.4097/kjae.2017.70.2.144. Link: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5370305/

Paper Describing Path Analysis: Streiner, D. L. (2005). Finding Our Way: An Introduction to Path Analysis. The Canadian Journal of Psychiatry, 50(2), 115-122. doi:10.1177/070674370505000207 Link: https://journals.sagepub.com/doi/pdf/10.1177/070674370505000207

Paper Describing Effectiveness vs. Efficacy: Singal, A. G., Higgins, P. D., & Waljee, A. K. (2014). A primer on effectiveness and efficacy trials. Clinical and translational gastroenterology, 5(1), e45. https://doi.org/10.1038/ctg.2013.13 Link: https://bit.ly/3jaAi9I