ProbabilityDiagram

Probability Scale

Part of Basic ProbabilityGCSE Mathematics

This diagram covers Probability Scale within Basic Probability for GCSE Mathematics. Revise Basic Probability in Probability for GCSE Mathematics with 13 exam-style questions and 20 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 3 of 6 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Topic position

Section 3 of 6

Practice

13 questions

Recall

20 flashcards

Probability Scale

0 0.25 0.5 0.75 1
Impossible Unlikely Even chance Likely Certain

Keep building this topic

Read this section alongside the surrounding pages in Basic Probability. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Basic Probability

Which value represents an impossible event on a probability scale?

  • A. 0
  • B. 0.5
  • C. 1
  • D. 2
1 markfoundation

Explain what is meant by theoretical probability and state the formula used to calculate it.

2 marksstandard

Quick Recall Flashcards

What is probability?
A measure of how likely an event is to occur, expressed as a number between 0 and 1
Can probability be negative?
No, probability must be between 0 and 1

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