Influences on Correlation Coefficients
Year: 2015 | Competency/Strategic Skill: Data Analytics and Assessment | Priority Topic: N/A | Setting: Online | Format: On-Demand | Sponsor: University of Louisville
Overview:
This is a 30-minute online course.
Influences on Correlation Coefficients is the second course in a two-part series. The preceding course is Bivariate Linear Correlation. Influences on Correlation Coefficients describes how the value of r and other coefficients can be biased by items including outliers, restriction of range, and errors of measurement. A summary is provided for calculating correlation coefficients based on the nature of variables being evaluated. The course distinguishes correlation from causation, and explains how to best evaluate the correlation coefficient.