Gathering empirical evidence via experiments, surveys, interviews, or observation.
When the dependent variable changes due to the mix of an extraneous variable and an independent variable. 4. Sampling Design and Techniques
. This is where the essay can get fascinating: how do we look at 100 people and understand a million? Kothari breaks down the transition from Probability Sampling (where every element has a fair chance) to Non-Probability Sampling
Use this outline to build a professional, high-impact PowerPoint presentation based on Kothari’s principles. Slide 1: Title Slide
Research Methodology All Chapters PPT on provides a detailed 243-slide overview of the entire book. c r kothari research methodology ppt
Data collected fresh and for the first time, happening to be original in character.
M S Sridhar's Presentation via is a widely cited summary that uses Kothari as the main reading. Specialized Notes:
Kothari visualizes the research process as a multi-step chart where each step is interdependent. For a highly effective PPT slide, map out these steps in a clear flowchart format:
Your PPT should present the research design as the "blueprint" of the study. Key talking points include: Sampling Design and Techniques
Your PPT on data collection can be very practical. Aim to:
The book has seen significant updates. The second edition added a chapter on "The Computer: Its Role in Research". More recent editions, particularly the 4th and 5th, have been revised and updated with co-author Gaurav Garg. These newer editions include advanced data analysis techniques and have been restructured to better meet the needs of modern researchers.
Information is sought by way of investigator’s own direct observation without asking from the respondent.
The Unit 01 Research Methodology PPT from focuses on the significance and types of research. Slide 1: Title Slide Research Methodology All Chapters
He warns that statistics serve research objectives—not the reverse.
If you are developing a slide deck based on this framework, structure your delivery using these design and instructional principles:
The "Methodology" section of your project isn't just a formality. It’s about . By following Kothari’s systematic approach, you ensure that your findings aren't just lucky guesses, but are results that other researchers can trust and replicate. Final Thought
This section deals with the practical 'how-to' of research.