DBA Basics: Getting Started with Performance Tuning.pdf
Correlation Coefficient - A Measure of Linear Relationship
1. correlation coefficient
noun
STATISTICS
1. a number between +1 and −1 calculated so as to represent the linear interdependence
of two variables or sets of data.
Correlation coefficient is a measure of association between two variables, and it ranges between –
1 and 1. If the two variables are in perfect linear relationship, the correlation coefficient will be
either 1 or –1.