Contingency Table Usage and Consistency of data

Learning Objective:

• Using Contingency Table.

• Consistency of Data.

Concepts

• Any class frequencies cannot be greater than total population. Hence each class frequency must be less than or equal to "N"

• Any class frequencies cannot be negative. Hence each class frequency must be greater than or equal to 0.

• 9 square table can be used to check consistency of data for 2 attributes.

Video: Use of Contingency Table and Consistency of Data.