1. Economics-VII (Research Methodology) Topic-Data Collection
Presented By
Prof. M.J.Kadam

2. Data Collection
Data Collection is the process of acquiring and gathering information needed for a study.
Data Collection is a term used to describe a process of preparing and collecting data.

3. IMPORTANCE OF DATA COLLECTION IN RESEARCH
Data Collection is a soul of research process.
Data Collection is essential to prepare a research design.
It helps us to select the appropriate methodology for the effectiveness of any research.

4. Primary Data Secondary Data
TYPES OF DATA
Primary Data
Secondary Data

5. Methods of Primary Data Collection
Observation Method
Questionnaire Method
Interview Method
Schedule Method

6. 1) Observation Method
A research technique in which the behaviour of research subject is watched and recorded without any direct contact or interaction.
e.g. Marketing research, human behaviour etc.

7. Types Of Observation method
Participant Observation
Non-Participant Observation
Controlled Observation
Uncontrolled Observation

8. 2) Questionnaire Method
Questionnaire is the list of questions, which is related
to the research.
Objectives Of Questionnaire method
Access to large number of respondents
Easy to analyze with statistics
Saving of money, effort and time.

9. Objectives Of Questionnaire method
Access to large number of respondents
Easy to analyze with statistics
Saving of money, effort and time.

10. Types Of Questionnaire Method
Closed Questionnaire
Open Questionnaire

11. 3)Interview Method
“A two way systematic conversation between an investigator and informant for obtaining information relevant to study.”
Face-to-Face interviews allow you to observe non-verbal communication.
Interviews give more information/data than a questionnaire.

12. Types Of Interview Method
Structured Interview
Unstructured Interview
Semi-structured Interview
Telephone Interview

13. 4) Schedule Method
“Schedule Method is the mixture of Observation, Questionnaire and Interview methods.
It is most helpful for socio-economic research.

14. Personal Document Autobiographies Diary Letters
SECONDARY DATA
Personal Document
Autobiographies
Diary
Letters

15. 2) Public Documents Govt. Publications
Publications of Various Institutions
News Papers
Autobiographies of Important Personalities
Historical Documents
International Publications