Sample Size Determination | Learn Mitra Dr. Gaurav Jangra | How to Calculate Sample Size in Research

Unlock a complete understanding of sample size. Dr. Gaurav Jangra from Learn Mitra provides a detailed video tutorial on sample size determination in statistics and research methodology. Whether you are a student, researcher, or data analyst, this video will guide you step-by-step through how to calculate sample size for surveys and experiments, interpret sample size formulas, and choose the right sample size for your research design.

In this video, you'll learn:

✔ What is Sample Size Determination and why it matters in statistics and research
✔ Key formulas and practical examples for calculating sample size for means and proportions
✔ How sample size affects confidence intervals, statistical power, and margin of error
✔ Steps to compute sample size manually and using statistical tools
✔ Common mistakes in choosing sample size and how to avoid them

Topics Covered:
00:00 – Introduction to Sample Size
02:15 – Basic Concepts in Sample Size Estimation
05:40 – Formula for Sample Size Calculation
10:05 – Sample Size for Proportions vs. Means
14:20 – Practical Examples & Case Studies
18:30 – Research Design Tips & Best Practices

Improve your research accuracy by mastering sample size calculation, a fundamental part of statistics, survey design, quantitative research, and data analysis.

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