Class 11 Economics Chapter 5 Measures of Central Tendency is a high-frequency chapter in the CBSE Class 11 Economics exam. These class 11 economics handwritten notes chapter 5 Measures of Central Tendency follow the 2026-27 NCERT and cover meaning and need for central tendency, arithmetic mean by three methods, mean for discrete and continuous series. This page hosts.
- CBSE Class 11 Weightage: a scoring chapter in the Economics paper, asked in short and long answers.
- What the notes cover: meaning and need for central tendency, arithmetic mean by three methods, mean for discrete and continuous series, median of ungrouped and grouped data.
- Best for: quick revision before Class 11 exams and a base for CUET later.
You can read the complete class 11 economics handwritten notes for Measures of Central Tendency, with key terms, boxed definitions, and quick revision points, in the PDF below.
These handwritten notes are written by subject teachers, mapped to the 2026-27 NCERT, and checked against the last five years of CBSE Class 11 Economics papers.
What the Measures of Central Tendency Handwritten Notes Cover
Central tendency means summarising a whole set of data by one representative number. This chapter covers the arithmetic mean, the median and the mode. It shows how to compute each one and when each is the right choice.
- Meaning and need for central tendency
- Arithmetic mean by three methods
- Mean for discrete and continuous series
- Median of ungrouped and grouped data
- Quartiles and percentiles
- Mode and the modal class
- Choosing the right average
Measures of Central Tendency Self-Assessment Quiz
Try these quick questions after you read the notes. Tap each question to check your answer. They cover the points CBSE asks most often.
The sum of deviations of items from the arithmetic mean is always
(a) one (b) N (c) zero (d) the mean
Answer: (c) zero - positive and negative deviations cancel exactly.
Which average is affected most by extreme values?
(a) median (b) mode (c) arithmetic mean (d) none
Answer: (c) arithmetic mean - a single large or small value shifts it.
The median of ordered data lies at the position
(a) N/2 (b) (N+1)/2 th item (c) N (d) 2N
Answer: (b) (N+1)/2 th item - it marks the middle of the order.
The most suitable average for qualitative data is the
(a) mean (b) median (c) mode (d) geometric mean
Answer: (c) mode - it names the most frequent or popular value.
The median always lies between the
(a) mean and mode (b) two extremes (c) quartiles (d) none
Answer: (a) mean and mode - it is the central one of the three.
Measures of Central Tendency Topic-wise Weightage for CBSE Class 11 Economics
Some parts of this chapter are asked more often than others. The table below shows which sub-topics to revise first, based on recent CBSE Class 11 question trends.
| Sub-topic | Weightage | CBSE Frequency |
|---|---|---|
| Arithmetic mean and its methods | High | almost every year |
| Median of a continuous series | High | very frequent |
| Mode and the modal class | Medium | frequent |
| Choosing the right average | Medium | regular |
| Quartiles and percentiles | Low | occasional |
Key Terms and Ideas in Measures of Central Tendency
These are the terms and ideas the exam asks about most. Learn each one so you can define it and use it in your answers.
| Term / Idea | What it means |
|---|---|
| Arithmetic mean | sum of all values divided by their number |
| Deviation property | sum of deviations from the mean is always zero |
| Median | middle value that ignores extreme figures |
| Median position | the (N + 1) / 2 th item of ordered data |
| Mode | the value that occurs most often in the data |
| Relative position | median lies between the mean and the mode |
| Weighted mean | a mean where items carry weights of importance |
| Choice of average | depends on the purpose and the shape of data |
How Collegedunia's Handwritten Notes Help You Revise Measures of Central Tendency
These notes are made for the night before the exam. They keep the facts short and easy to scan. Collegedunia maps every point to the 2026-27 NCERT.
- Clear handwriting: each topic is written in neat, easy-to-read handwriting.
- Boxed key terms: the main terms and definitions are boxed by hand for fast recall.
- Diagrams and tables: simple hand-drawn tables and charts make ideas clear.
- Colour-coded headings: new sub-topics stand out, so you find any section in seconds.
How to Use These Handwritten Notes for Class 11 Economics Revision
Use these class 11 economics handwritten notes in two passes. Read them slowly once for the full chapter. Then, near the exam, read only the boxes and key terms for a fast recall.
- Read the notes once with the NCERT chapter open beside you.
- Say each key term and idea in your own words.
- Practise one long-answer question from a past paper.
- On the last day, revise only the key terms and the boxes.
Class 11 Economics Handwritten Notes for All Chapters
The table below links the class 11 economics handwritten notes for every chapter. Use it to jump to any other chapter's notes.
Measures of Central Tendency Class 11 Economics Handwritten Notes FAQs
Ques. Where can I download Measures of Central Tendency Class 11 Economics Handwritten Notes PDF?
Ans. You can download the Measures of Central Tendency Class 11 Economics Handwritten Notes PDF directly from this page. Both the Normal and HD versions are free.
Ques. Are these handwritten notes aligned with the 2026-27 NCERT?
Ans. Yes. These notes follow the current 2026-27 syllabus for Class 11 Economics. Students often ask which average is best for a data set.
Ques. How many pages is the Class 11 Economics Measures of Central Tendency Handwritten Notes PDF?
Ans. The notes run about 22 pages. They cover the full chapter with key terms, hand-drawn boxes, and a short self-assessment quiz.
Ques. What is the main idea of the 11th standard Economics chapter Measures of Central Tendency?
Ans. There is no single best average for every case. The mean suits even data, the median suits data with extreme values, and the mode suits popular choice or qualitative data.
Ques. Are these Measures of Central Tendency notes enough for the CBSE Class 11 exam?
Ans. Yes, for revision. The Collegedunia handwritten notes cover every key point and exam term. Read them with the NCERT chapter and practise past questions.
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