Applied Sample Size Estimation for Researchers

Describes how to calculate the appropriate sample size for different study designs and outcomes.

Questions? Contact Us
Scroll Down Arrow


About this Course

Accurate sample size estimation is a critical step in the research design process, ensuring that studies are adequately powered to detect meaningful effects. In this webinar, you will gain a clear understanding of how statistical concepts—including significance level, effect size, standard deviation, and statistical power—interact to influence the outcome of statistical tests. You will learn how to apply these concepts to calculate the appropriate sample size for different study designs and outcomes. The webinar will also explore how sample estimates are generated for several common statistical measures, equipping you with practical tools to plan more rigorous and efficient studies.

Release Date: October 30, 2025

Language Availability: English

Suggested Audiences: Faculty, Research Personnel, Researchers, Students

Organizational Subscription Price: Included as part of an annual subscription to our All Access Webinar Package
Independent Learner Price: $49 per person


Course Content

Applied Sample Size Estimation for Researchers

Presented by: Michael Malek-Ahmadi, PhD, PStat - Banner Alzheimer’s Institute

Learning Objectives:

  • Explain how significance level, sample size, standard deviation, and statistical power determine the results of statistical tests.
  • Explain how effect size, standard deviation, and statistical power are used to calculate the necessary sample size for a study.
  • Understand how sample estimates are generated for several common statistics.

Recommended Use: Required
ID (Language): 22093 (English)


Learn More

This field is for validation purposes and should be left unchanged.
Your Name(Required)
I'd Like To Receive Emails From CITI Program