Cengage logo
Create an Account| Sign in

eResource Registration

Psychology Home
Statistics and Research Methods Workshops Home
Statistics Workshops
Research Methods Workshops
Videos
Introduction
Hypothesis Tests
Hypothesis Tests and Error
Error Table
Distributions and Error
Statistical Power
Power Calculations
Factors That Influence Statistical Power
Alpha Level
Sample Size
Effect Size
Directional Versus Nondirectional Tests
Maximizing Power
Applications
Summary
Practice Exercises
Workshop Quiz

Factors That Influence Statistical Power
Alpha Level

< back

 18 of 33

next >

Original Sample Size

Increased Sample Size

< back

 18 of 33

next >