Research Methodology

Research methodology involves several successive steps, a separate article has been devoted for each step to make learning easier.

• Introduction to Research Methodology
• The Basics of Research Methodology
• A Concept of Research Process
• Choosing Research Topics
• Review of Literature for Research Purpose
• Formulating a Research Question
• Formulation of Objectives in Research
• Variables in Research
• Developing a Questionnaire in Research
• Sample Selection and Sampling Techniques
• Data Collection in Research

Study Designs

• Introduction to Study Designs
• Case Reports and Case Series
• Ecological Studies
• Cross Sectional Studies
• Case Control Studies
• Cohort Studies
• Differences between case control and cohort studies
• Randomized Controlled Trials
• Non Randomized Trials
• Quasi Experimental Studies

Analyzing Data

• Types of Data and Variables
• Normal Distribution Curve
• Measures of Central Tendency
• Measures of Variability
• Standard Error and Confidence Interval -Generalizing Results over Population
• Significance Testing and p value
• Tests of Statistical Significance

Selected Concepts

• Bias in Research Studies
• Spurious Association, Multifactorial Causation and Evidence of Causation