secondary data

2. Data 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

3. The purpose of Data collection is:-
To obtain of data Collection
To keep on record
To make decision about important issues
To information on to other

4.  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.

5. Secondary 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

6. 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

7. External Sources:- External Sources of Secondary Data are
usually for financial application.
Journals Books
 Magazines
Newspaper
 Libraries
 The Internet

8.  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.

9.  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.