Question

Out of primary and secondary data, which one is collected for a
definite purpose?
•What is ‘direct personal investigation”? State any one of its meri
•State the main advantages of census method.
•What is meant by 'sampling method'?
•Explain briefly the method of collecting data through mailed
questionnaire. State its merits and demerits.


plz give a 2 to 3 line answer​

Answer 1

Answer:

I don't know how to do it

Answer 2

Answer:

1. 1. Primary data is data that is collected by a researcher from first-hand sources, using methods like surveys, interviews, or experiments. It is collected with the research project in mind, directly from primary sources. The term is used in contrast with the term secondary data.

2. Your major definite purpose can be defined as the one goal that is most important to you at the moment. ... Yodfthis goal must be so intense that the very idea of achieving your major purpose excites you and makes you happy.

3. Direct personal investigation is the method in which data are collected by the investigator personally from sources concerned. ... collected data are uniform because they are collected by one person