The Statistics formulas for JEE Main 2026 covers Mean, Median, Mode, Variance and Standard Deviation. There is a weightage of 6.6% on Statistics and Probability and the total marks allotted to the chapters together is 8 making it one of the important section to score good marks in JEE Main 2026 Maths section.
The Statistics formulas for JEE Main 2026 include those of Mean, Median, Mode, Variance, and Standard Deviation. Statistics carries a weightage of 6.6% and 8 marks together with Probability. A total of 2 questions are asked from Statistics and Probability as per the JEE Main chapter-wise weightage 2026. Understanding of the JEE Main Mathematics syllabus is crucial for JEE Main preparation 2026.
In JEE Main Mathematics marking scheme, statistics along with probability accounts for approximately 6.6% of the overall marks, contributing 8 marks through two dedicated questions. Hence, a clear understanding of the JEE Main 2026 formulas, combined with awareness of the overall syllabus and chapter-wise weightage, will enhance your preparation strategy in the Mathematics section of JEE Main 2026
Statistics Formulas for JEE Main 2026 PDF
Statistics deals with the analysis of data and forms an important unit in the JEE Main examination. Several important formulas in Statistics must be remembered thoroughly. A PDF is given below listing down the formulas.
| Statistics Formulas for JEE Main 2026 | To be Updated |
Also Read: JEE Main Important Formulas 2026 - Subject Wise PDF Download
Important Statistics Formulas for JEE Main
Statistics involves the collection, analysis, and interpretation of data followed by a presentation and organization of the same. Statistics is one of the highest-scoring areas in the Mathematics section. Hence, the formulas must be kept handy to revise at the last moment.
The most important Statistics formulas in the JEE Main examination are listed below:
- x¯= ∑x/n
- M = (n + 1)/2 th term where, n = total number of observations
- M = {(n/2)th term + (n/2 + 1) th term } / 2 where, n = total number of observations
- σ2 = { ∑ (x−x¯)2 } / n
- S = σ = √[{ ∑ (x−x¯)2 } / n]
Also Read: JEE Main Physics Important Formulas 2026 - Download PDF
JEE Main 2026: Chapter Wise Weightage in Mathematics
The Mathematics section carries 30 questions, 20 MCQs, and 10 numerical value answer-type questions. The total mark allotted to this section is 100. A total of 2 questions are asked from the portion of Statistics along with Probability, where the mark allotted is 8. A chart has been shared below for the chapter-wise weightage.
| Chapter | Number of Questions | Marks Allotted | Weightage |
| Differential Calculus | 1 | 4 | 3.3% |
| Trigonometry | 1 | 4 | 3.3% |
| Differential Equation | 1 | 4 | 3.3% |
| Binomial Theorem and its Applications | 1 | 4 | 3.3% |
| Statics and Dynamics | 1 | 4 | 3.3% |
| Sets, Relation and Function | 1 | 4 | 3.3% |
| Complex Numbers | 1 | 2 | 3.3% |
| Mathematical Reasoning | 1 | 4 | 3.3% |
| Sequences and Series | 1 | 4 | 3.3% |
| Quadratic Equations | 1 | 2 | 3.3% |
| Permutation and Combination | 1 | 4 | 3.3% |
| Statistics and Probability | 2 | 8 | 6.6% |
| Vector Algebra | 2 | 8 | 6.6% |
| Matrices and Determinants | 2 | 8 | 6.6% |
| Three Dimensional Geometry | 2 | 8 | 6.6% |
| Limits, Continuity, and Differentiability | 3 | 12 | 9.9% |
| Integral Calculus | 3 | 12 | 9.9% |
| Coordinate Geometry | 5 | 20 | 15.9% |
Also Read: JEE Main Maths Important Formulas 2026 - Download PDF
JEE Main 2026 Mathematics Syllabus
The aspirants preparing for the JEE Main exam, the first session of which will begin on Jan 24, 2026, are expected to keep themselves abreast of the syllabus. Knowing the syllabus thoroughly will help them stay prepared at the last moment so that no crucial unit gets missed.
The syllabus for Mathematics in the JEE Main 2026 examination has been shared below:
- Unit 1: Sets, Relations, and Functions
- Unit 2: Complex Numbers and Quadratic Equations
- Unit 3: Matrices and Determinants
- Unit 4: Permutations and Combinations
- Unit 5: Binomial Theorem and its Simple Applications
- Unit 6: Sequence and Series
- Unit 7: Limit, Continuity and Differentiability
- Unit 8: Integral Calculus
- Unit 9: Differential
- Unit 10: Coordinate Geometry
- Unit 11: Three-Dimensional Geometry
- Unit 12: Vector Algebra
- Unit 13: Statistics and Probability
- Unit 14: Trigonometry
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Statistics, though a relatively smaller unit in the JEE Main Mathematics syllabus, holds substantial scoring potential when prepared effectively. With just a handful of formulas covering concepts like mean, median, mode, variance, and standard deviation, you can secure up to 8 marks. Regular revision, a solid grasp of the formulas, and consistent practice with previous year questions will ensure you're well-prepared to tackle JEE Main Mathematics section confidently on exam day.
