Is a system that uses statistical
characterisation in order to represent a population or a group of people and is
based on several factors such as: age, sex, race, economic status, level of
education, income level and employment etc. Demographic statistics are used for
many different various reasons like population change and marketing purposes.
For media, it is important that we find out what are target audience want; we
find out by getting feedback through surveys and questionnaires. Demographic
trends describe the historical changes in demographics in a population over
time e.g. the average age of the population can either increase or decrease
over a period of time. Demographics are important to the population of a region
and the culture of the people; this is the only way you can understand
differences. In the United Kingdom there is a system called the NRS Social
Grades which is a form of Demographics used to characterise specific groups of
people. This system was originally produced by the National Readership Survey
to classify readers but is now used for several other organisations for wider
applications. These were developed for over 50 years now and have used
widespread usage in Britain during the 20th century. The NRS grading
system classifies a certain group of persons by the head of the household. These
are often grouped into ABC1 and C2DE and are taken to equate to middle class
and working class respectively. Only 2% of the UK population is identified as
upper class and this group is not presented in the classification scheme.
References: http://en.wikipedia.org/wiki/NRS_social_grade
Grade | Social class | Chief income earner's occupation |
---|---|---|
A | upper middle class | Higher managerial, administrative or professional |
B | middle class | Intermediate managerial, administrative or professional |
C1 | lower middle class | Supervisory or clerical and junior managerial, administrative or professional |
C2 | skilled working class | Skilled manual workers |
D | working class | Semi and unskilled manual workers |
E | Those at the lowest levels of subsistence | Casual or lowest grade workers, pensioners and others who depend on the welfare state for their income |
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