Tutorial Examples of Standard Deviation


Examples of Standard Deviation


   


This tutorial is about some examples of standard deviation using all methods which are discussed in the pervious tutorial.



Example:
Calculate the standard deviation for the following sample data using all methods: 2, 4, 8, 6, 10, and 12.
Solution:
Method-I: Actual Mean Method





Method-II: Taking Assumed Mean as

Total





Method-III: Taking Assume Mean as Zero





Method-IV: Taking as common divisor or factor

Total


Example:
Calculate standard deviation from the following distribution of marks by using all the methods.

Marks

No. of Students

Solution:
Method-I: Actual Mean Method

Marks

Total


Marks

Method-II: Taking assumed mean as

Marks

Total


Marks

Method-III: Using assumed mean as Zero

Marks

Total


Marks

Method-IV: By taking as the common divisor

Marks

Total


Marks



Exclusive Topics

Higher Mathematics

Other Math Links

  • Math for Programmers
  • Newsletter