Advantage of Secondary Data
Which of the following is a major advantage of using secondary data?
- It is always more accurate than primary data
- It saves time and cost — Correct Answer
- It is always collected through personal interviews
- It eliminates sampling errors completely
Explanation:
Correct Answer Explanation
The major advantage of secondary data is that its use saves time and cost since the data has already been collected and processed by another agency.
Key Points:
- Secondary data is readily available from government reports, newspapers, books, websites.
- No need to conduct fresh surveys — saves resources.
- However, secondary data may not be specific to the researcher's exact needs.
- The researcher must verify the reliability and relevance of secondary data before using it.
Why Other Options Are Wrong
- A: Secondary data is not always more accurate — it may have errors from the original collector.
- C: Secondary data comes from already published/processed sources, not personal interviews.
- D: Sampling errors still exist in secondary data collected through sampling methods.
📚 About this Topic — CH-2: Collection of Data
This multiple choice question is from CH-2: Collection of Data, NCERT Books, Statistics for Economics. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from CH-2: Collection of Data to strengthen your preparation.
