JEE Main Statistics and Probability: Weightage, Key Concepts and Study Plan
Statistics and Probability in JEE Main: 204 questions across 2022–2026, rank #9 of 14 in Maths, stable momentum. Year-wise data, key concepts and a study plan.
Edurack
October 21, 2026
Statistics and Probability is a dependable mid-weight chapter in JEE Main Maths, ranked #9 of 14 with 6.4% of recent questions. Here is what five years of JEE Main questions say about it, and how to prepare.
At a glance
- 204 questions across 2022–2026, all shifts
- 6.4% of Maths over five years and 6.4% in 2024–2026
- Rank #9 of 14 Maths chapters by recent weight
- Momentum: Stable
- Asked in 5 of 5 years; busiest year 2022 with 51 questions
- 32 questions in the 2026 papers
Year-wise questions
| Year | 2022 | 2023 | 2024 | 2025 | 2026 | Total |
|---|---|---|---|---|---|---|
| Questions | 51 | 41 | 41 | 39 | 32 | 204 |
How Statistics and Probability compares inside Maths
| Rank | Chapter | Total Qs | 2024–26 share | Momentum |
|---|---|---|---|---|
| 7 | Sequence and Series | 196 | 7.0% | Gaining |
| 8 | Matrices and Determinants | 225 | 6.9% | Stable |
| 9 | Statistics and Probability | 204 | 6.4% | Stable |
| 10 | Vector Algebra | 174 | 6.1% | Gaining |
| 11 | Permutations and Combinations | 144 | 5.0% | Stable |
Concepts that repeat
These specific ideas came back most often inside Statistics and Probability.
| Concept | 2022 | 2023 | 2024 | 2025 | 2026 | Total |
|---|---|---|---|---|---|---|
| Dispersion (Variance and Standard Deviation) | 13 | 10 | 16 | 13 | 8 | 60 |
Start your practice with these. Each one has appeared in every one of the five years, so it is worth knowing the question styles.
What the syllabus covers
Mean, median, mode, variance, standard deviation, mean deviation, probability, addition and multiplication theorems, Bayes' theorem, probability distribution of a random variable.
A checklist to tick off:
- Mean
- Median
- Mode
- Variance
- Standard deviation
- Mean deviation
- Probability
- Addition and multiplication theorems
- Bayes' theorem
- Probability distribution of a random variable
What to focus on
Mean and variance computations, conditional probability with Bayes' theorem, and probability distributions.
A study plan for this chapter
Treat it as a dependable source of marks and keep it in your regular revision cycle. If you divide your Maths time in proportion to recent weightage, this chapter earns about 6% of it.
- Days 1–4: theory and solved examples.
- Days 5–9: chapter-wise PYQs and error log.
- Ongoing: a short revision every ten days.
Keep reading
- The full ranking: JEE Main Maths chapter-wise weightage
- Next chapter by weight: Vector Algebra
- A heavier neighbour: Matrices and Determinants
See Statistics and Probability on the weightage page →
Frequently Asked Questions
How many questions has Statistics and Probability had in JEE Main?
204 questions across 2022–2026, counting every shift: 2022: 51, 2023: 41, 2024: 41, 2025: 39, 2026: 32.
Is Statistics and Probability important for JEE Main Maths?
It ranks #9 of 14 Maths chapters by recent weight, which puts it in tier 2 of 3 for preparation. Its momentum is labelled Stable.
How should I start Statistics and Probability?
Mean and variance computations, conditional probability with Bayes' theorem, and probability distributions. Then solve chapter-wise previous-year questions.