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Commerce Exam  >  Commerce Videos  >  Statistics for Economics - Class XI  >  Collection of Primary & Secondary Data - 1

Collection of Primary & Secondary Data - 1 Video Lecture | Statistics for Economics - Class XI - Commerce

Video Timeline
Video Timeline
arrow
00:09 Methods of Collecting Data
00:30 How primary data is collected?
04:48 Drafting the questionnaire
07:19 A Specimen Questionnaire
08:05 Methods of collecting primary data
25:32 Methods of collecting secondary data
More

FAQs on Collection of Primary & Secondary Data - 1 Video Lecture - Statistics for Economics - Class XI - Commerce

1. What is the difference between primary and secondary data?
Ans. Primary data refers to the data collected directly from original sources, while secondary data is obtained from already published or existing sources.
2. How can primary data be collected?
Ans. Primary data can be collected through methods such as surveys, interviews, observations, experiments, or by direct measurement.
3. What are the advantages of using secondary data?
Ans. Some advantages of using secondary data include cost-effectiveness, time-saving, availability of large datasets, and the ability to compare and analyze data from different sources.
4. What are the disadvantages of using secondary data?
Ans. Disadvantages of using secondary data include potential inconsistencies or inaccuracies in the data, limited control over the data collection process, and the possibility of outdated or incomplete information.
5. How can researchers ensure the reliability of secondary data?
Ans. Researchers can ensure the reliability of secondary data by critically evaluating the credibility and trustworthiness of the sources, cross-checking information from multiple sources, and using data from reputable organizations or institutions.
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Apr 17, 2025 Last updated
Video Description: Collection of Primary & Secondary Data - 1 for Commerce 2025 is part of Statistics for Economics - Class XI preparation. The notes and questions for Collection of Primary & Secondary Data - 1 have been prepared according to the Commerce exam syllabus. Information about Collection of Primary & Secondary Data - 1 covers all important topics for Commerce 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Collection of Primary & Secondary Data - 1.
Introduction of Collection of Primary & Secondary Data - 1 in English is available as part of our Statistics for Economics - Class XI for Commerce & Collection of Primary & Secondary Data - 1 in Hindi for Statistics for Economics - Class XI course. Download more important topics related with notes, lectures and mock test series for Commerce Exam by signing up for free.
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Video Lecture & Questions for Collection of Primary & Secondary Data - 1 Video Lecture | Statistics for Economics - Class XI - Commerce - Commerce full syllabus preparation | Free video for Commerce exam to prepare for Statistics for Economics - Class XI.
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Video Timeline
Video Timeline
arrow
00:09 Methods of Collecting Data
00:30 How primary data is collected?
04:48 Drafting the questionnaire
07:19 A Specimen Questionnaire
08:05 Methods of collecting primary data
25:32 Methods of collecting secondary data
More
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