Correlation [BAS 220]
Channel: Wake Tech Business Analytics
Date: 2016-08-01

This presentation will cover correlation, including a definition, a discussion of the need for correlation, details on computing correlation including variance, covariance, and the correlation coefficient, strength of association, linear and curvilinear relationships, properties of correlation, r-squared: the coefficient of determination, and a discussion of correlation versus causation.

Table of Contents: 

00:00 - Correlation
00:07 - Introduction
00:39 - Correlation Definition
01:13 - Need for Correlation
01:51 - Computing Correlation: Variance
02:03 - The Variance and Covariance
02:14 - Correlation Coefficient
02:35 - Strength of Association
03:08 - Linear Relationship
03:18 - Curvilinear Relationship
03:23 - No Relationship
03:28 - Properties of Correlation
03:39 - The Coefficient of Determination
04:10 - Correlation and Causation
05:19 - Correlation Scatter Charts
05:20 - Summary
05:47 - Copyright Information