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IIT JAM Statistics Preparation Guide

IITs on behalf of MHRD

Your Complete Preparation Guide for IIT JAM Statistics 2027 — strategy, study plan, tips & more.

DifficultyVery Hard
Total Marks100
Duration180 min

Exam Overview

Mode

Computer Based Test (CBT)

Frequency

Annual

Next Exam Date

February 2027

EEligibility Criteria

Bachelor's degree with Statistics/Mathematics; minimum 55% marks (50% for SC/ST/PwD)

ANumber of Attempts

No limit on attempts

Study Plan by Subject

Probability

1

Week 1-4: Foundation

Core concepts & basics

2

Week 5-8: Deep Practice

Advanced problems & revision

3

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Statistics

1

Week 1-4: Foundation

Core concepts & basics

2

Week 5-8: Deep Practice

Advanced problems & revision

3

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Linear Algebra

1

Week 1-4: Foundation

Core concepts & basics

2

Week 5-8: Deep Practice

Advanced problems & revision

3

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Calculus

1

Week 1-4: Foundation

Core concepts & basics

2

Week 5-8: Deep Practice

Advanced problems & revision

3

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Expert Preparation Tips

1

Statistical Inference (estimation and hypothesis testing) is the most heavily tested area — master the theory of estimators, confidence intervals, and likelihood ratio tests thoroughly.

2

Probability distributions and their properties (MGF, CGF, moments) appear in every JAM Statistics paper; make a comprehensive reference sheet for all standard distributions.

3

Linear Algebra is increasingly important in recent JAM Statistics papers — ensure you are comfortable with quadratic forms, spectral theorem, and matrix decompositions.

4

Solve at least 5 full-length mock tests under strict 3-hour conditions in the month before the exam to build stamina and identify your time management weaknesses.

Exam Pattern at a Glance

SectionQuestionsMarksDuration (est.)
Probability152545 min
Statistics152545 min
Linear Algebra152545 min
Calculus152545 min
Total60100180 min

Important Dates

1

Registration Opens

September–October 2026

2

Next Exam Date

February 2027

3

Conducted By

IITs on behalf of MHRD

Frequently Asked Questions

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