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Topic Content:
- Meaning of Statistics
- Types of Data
- Graphical Presentation of Data
What is Statistics?
Statistics is the science of analyzing and interpreting information. Such information is referred to as data.
Types of Data:
There are two major categories of data: primary and secondary data.
Primary Data: This is new data obtained from experiments, surveys, questionnaires, and investigations carried out by an individual or organization to be used for a certain purpose.
Secondary Data: This is existing data that is made available for use such as Annual Abstract of Statistics, Research Agencies, Publications, the Internet, etc.
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Recall that data is made up of a collection of variables, however,
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