A Review on Sample Size Determination for Cronbach’s Alpha Test: A Simple Guide for Researchers

Reliability studies are commonly used in questionnaire development studies and questionnaire validation studies. This study reviews the sample size guideline for Cronbach's alpha test.Manual sample size calculation using Microsoft Excel software and sample size tables were tabulated based on a single coefficient alpha and the comparison of two coefficients alpha.For a single coefficient alpha test, the approach by assuming the Cronbach's alpha...