Essential Statistics Tool

This workbook is distributed free of charge by Prescience Research for the purpose of furthering education in the appropriate use of statistics in market and social research.

Statistical tools included are:

•  Confidence interval estimates

•  Sample size estimates

•  Effective sample size calculation

•  Differences between two proportions

•  Differences between two means

•  Repeated measures

Click here to download the latest version of the Essential Statistics Tool.