Business Modeling-  Correlation

Correlation 

In statistics, correlation mainly refers to the extent to which two variables have a linear relationship with each other. i.e if there are 2 variables x and y, correlation tells how changing x affects y and vice versa.

Basic Introduction to Linear Regression
Correlation vs Covariance

Database Management Systems- Relational Algebra Continued

SQL- Querying Relational Databases
SQL- Querying Relational Databases Continued

Data in Action