Demographics Explanation

Demographics is the classification of  a type of population categorized together depending on their characteristics such as age, gender,  or income. Demographics is important to understand because it helps the researcher learn about the consumer and use different advertising strategies to appeal to their target consumer.
It is possible to categorize demographics into 5 age groups: 
<  15

•15 – 24

•24 – 35

•35 – 55

•55 >

The groups can also be divided into male and female audiences too.  

The National Readership Survey's social grades are used in advertising and market research. They are also used by all institutions regarding audiences. 
These social grades are largely based on profession and estimated related income. 

 
  
A 30%

B 15%

C1 23%

C2  28

D 18

E 13%