SECONDARY DATA

DATAData is define as the quantitative or qualitative value of variable. Data are the basic inputs to any decision making process Data can be numbers images, words figures, facts or ideas.

There are two type of Data

Primary Data Secondary Data

PURPOSE OF DATA COLLECTION

The purpose of Data collection is:-

To obtain of data CollectionTo keep on recordTo make decision about important issuesTo information on to other

PRIMARY DATA Primary Data means original Data that has been collected specially for the purpose in mind.

This type of Data are generally afresh and collected for the first time.

It is useful for current studies as well as for future studies.

For example:- Your own questionnaire.

SECONDARY DATASecondary data is data that has been collected for another purpose.

It involves less cost, time and effort

Secondary Data is data that is being reused. Usually in a different context.

For example:-Data from book

sources

Internal sources:-Internal sources of secondary data are usually for marketing application.

Sales records Marketing Activity Cost Information Distributor Report and Feed back Customer Feed back

External Sources:-

External Sources of Secondary Data are usually for financial application.

Journals Books Magazines Newspaper Libraries The Internet

Advantages The main advantage of using secondary data sources is that

they already exist; therefore, the time spent on the study is considerably less.

In many cases, the secondary data may be less expensive than the primary data.

If the source of the data collected is reliable, such data can avoid the errors that otherwise could creep in while collecting primary data.

Such data may allow the researcher to cover a wider geographic, cross-sectional range.

Disadvantage The disadvantages of using secondary data are related to the fact that their selection and quality, and the methods of their collection, are not under the control of the researcher.

The accuracy of secondary data is most of the time questionable as the researcher is unaware about the pattern of data collection.

The researcher may try to use the secondary data that are developed for some other purpose in some other time frame in some other circumstances.

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