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Chapter 16 of 25
Study Plan

Collection of Data

ICSE · Class 11 · Economics

Step-by-step guide to study Collection of Data in ICSE Class 11 Economics. Topics to cover, practice strategy, and time allocation.

65 questions38 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.

2
Day 3

Practice Problems

Solve textbook exercises and additional practice questions. There are 65 questions available for this chapter.

3
Day 4

Revise & Test

Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.

4
Day 7

Spaced Revision

Revisit Collection of Data after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.

What to Focus On

  • Primary data are original and first-hand.
  • Secondary data are already collected by others.
  • Published data are necessarily secondary.

  • Five main methods are used for primary data collection.
  • Telephone interviews are cheaper and quicker than personal interviews.
  • Direct personal investigation gives reliable and accurate information.

  • Questionnaire is filled by the informant.
  • Schedule is filled by the enumerator.
  • Questionnaire suits literate persons; schedule suits both literate and illiterate persons.

Common Mistakes to Avoid

Primary data and secondary data mean the same thing.

Published data are primary data because they are officially printed and trusted.

Questionnaire and schedule are the same thing because both contain questions.

Memory Tips

Primary data

Secondary data

Primary and secondary data relationship

Internal data

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Frequently Asked Questions

What are the important topics in Collection of Data for ICSE Class 11 Economics?
Collection of Data covers several key topics that are frequently asked in ICSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Collection of Data — ICSE Class 11 Economics?
Understand the core concepts first, then work through the 65 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for ICSE Class 11 Economics.