2026/27 Enrolment Open · Free Assessment
Cambridge IGCSE MathematicsSyllabus 0580Unit 2: Probability and statistics
Chapter 8

Introduction to probability

Calculate single and combined event probabilities using the probability scale, sample space diagrams and probability rules for Cambridge IGCSE Mathematics.

What You'll Learn

  • 01The probability scale from 0 to 1
  • 02Single event probabilities and complements
  • 03Two-way sample space diagrams
  • 04Mutually exclusive events and addition rule
  • 05Independent events and multiplication rule
  • 06Relative frequency and expected outcomes
Resources

Topical Past Papers

Practice questions from licensed topical past papers organised around this topic.

View Topical Past Papers →

Chapter Topics

3 official subtopics
8.1Basic probability
8.2Sample space diagrams
8.3Combining independent and mutually exclusive events

Your Learning Journey

Plan your chapter across focused 60-minute sessions.

4 Sessions4 Hours (240 min)
01
LEARN
60 MIN
8.1 Basic probability
8.2 Sample space diagrams
Session 1 of 4
02
LEARN
60 MIN
8.3 Combining independent and mutually exclusive events
Session 2 of 4
03
PRACTICE
60 MIN
Chapter Practice
Session 3 of 4
04
EXAM
60 MIN
Past Paper Practice
Session 4 of 4
1-to-1 Mathematics Tuition · Cambridge IGCSE Mathematics

Master Chapter 8: Introduction to probability with Siddharth Agrawal

Book a free 30-minute diagnostic session for personalised 1-to-1 coaching tailored to your Extended tier target grade.