Statistics Corner: Analysis of Variance
Tejinder Singh, Kamal Kishore, Vidushi Jaswal · Journal of Postgraduate Medicine Education and Research · 2024
The current article will discuss (A) the problem statement; (B) the ANOVA test; and (C) the interpretation and reporting of study findings.We will begin by framing a research question.Data analysis was conducted using Rcmdr-a graphical user interface for free, open-source, command-driven R software. Problem StatementPostgraduate Institute of Medical Education and Research (PGIMER) is a tertiary care institute; the mandate of PGIMER is to undertake intensive research in patient care.Statistical analysis training is an integral part of students' academic learning.The literature has shown increasing statistical anxiety among medical students.The researcher selected a reliable and valid Structure of the survey of attitudes toward statistics (SATS-36) questionnaire to capture statistical anxiety.The SATS was administered among doctor of philosophy (PhD) students, medical residents, and the faculty of the institute.The survey's objective is: Does statistical anxiety significantly differ across the groups?To clarify further, the independent variable, also known as a factor, has three levels: PhD students, medical residents, and faculty.The dependent variable