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Chance and the probability scale

Chance and the probability scale

Probability scale from 0 to 1 with impossible, even chance and certain labelled, plus a fair spinner with sections P, Q, R, R

Probability measures how likely an event is, using a number from 0 to 1. A probability of 000 means impossible, 111 means certain, and 12\frac{1}{2}21​ means an even chance.

Probability Lesson

  1. GCSE
  2. /Maths
  3. /Probability

Step-by-step lessons covering AQA GCSE Maths Probability for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1, Paper 2 and Paper 3 format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons