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MathematicsProbability

Class 12MathematicsChapter 138 marksChallenging

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Mathematics · Class 12ProbabilityVideo coming soonRead the notes instead

Conditional Probability, Multiplication Theorem, Bayes' Theorem and the board questions built on them — roughly 8 marks of the paper.

What this chapter covers

  1. 1Conditional Probability
  2. 2Multiplication Theorem
  3. 3Bayes' Theorem
  4. 4Random Variables and Mean

These lessons are being recorded. The written notes for this chapter are free to download now.

Learning resources

In the notes

Topics covered

  1. 01Conditional Probability32:48
  2. 02Multiplication Theorem11:55
  3. 03Bayes' Theorem25:59
  4. 04Random Variables and Mean19:18

After this chapter you can

  • Explain conditional probability without reading from the book
  • Present multiplication theorem in the format the marking scheme rewards
  • Attempt every previous year question set on this chapter
Marks
8
PYQs
9
Video
1h 30m

Then do the work

Practice

Important questions
41
Board questions
15
Numericals & applications
26
Open practice set

Revise

  • One-shot revision, 23 minutes
  • Formula sheet for this chapter
  • Printable summary, 2 pages
Revision material

Prepare

Board appearances of Probability by year
YearAsked asMarks
2025Long answer12
2024MCQ set8
2023Case based4
2022Short answer12
2021Long answer8
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