DEVSQ function in Excel calculates the sum of the squared deviations from the supplied numbers.
The sum of squared Deviation is calculated by the following Formula
- X takes each value in the set;
- X̄ is the average of the set of values;
Syntax of DEVSQ Function in Excel:
DEVSQ (number1, [number2], … )
Where the number arguments are numeric values for which you want to calculate the sum of the squared deviation.
Example of DEVSQ Function in Excel
The Above example calculates the sum of squared deviations of subject scores with formula
= DEVSQ (A2:A13)
Which results in value 1965.66667