Primary Data is basically a kind of Data that is collected directly from the source. It is a first hand experience of the patient. Primary Data involves some sort of measurement which could be taken through sketching, counting, reading instruments etc.
Primary Data is usually raw data or information as it is unprocessed. It can be used as an input to a computer program or even used for some kind of manual analysis.
Following are its limitations:
- This kind of Data is raw in form.
- It has to be evaluated before adding any salt.
- It does not help in forming any analysis or deductions unless and until it is refined through statistical methods.
