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Section outline
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This chapter introduces the course by defining some concepts and terminologies used in statistics. This chapter intends to give the general overview on tasks dealt with in statistics, types of statistics, types of variables and levels of measurement.
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This introduction chapter describes the preliminary concepts and terminologies used in statistics.
At the end of this chapter you should be able to distinguish:
-The main tasks of statistics, types of statistics, types of variables and levels of measurement.
- sample vs population, census vs sample survey, primary data vs secondary data.
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