Analytics Calculators better insights and decisions, one calculation at a time!
  • Home
  • Calculator
  • Formulas
  • References
  • Related Calculators
    • X
  • Skip Navigation LinksMultiple Regression Sample Size Calculator

Multiple Regression Sample Size Calculator

Compute the minimum required sample size for your multiple regression study, given your desired p-value, the number of predictor variables in your model, the expected effect size, and your desired statistical power level. Knowing if your sample is large enough to detect an expected or hypothesized effect is critical to using multiple regression correctly in analytics.

Please provide the necessary values, and then click 'Calculate'.

Expected effect size (f2):
p-value:
Predictor variables:
Statistical power:
Related Resources
Calculator Formulas References Related Calculators Search
Analytics Calculators version 2.0

The Analytics Calculators index now contains 106 free analytics calculators!

Copyright © 2015 - 2025 by Dr. Daniel Soper. All rights reserved.

Privacy Policy