Cambridge IGCSE Statistics practice

Paper 1 structured question: Probability

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Paper

Marks

Topic

Probability

Exam-style question

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Paper 1Statistical Techniques1 marks

Understanding probability symbols and their applications.

Description

In probability, different symbols are used to represent the likelihood of events occurring or not occurring.

a
Calculate If P(A) = 0.7, calculate P(A′).
Your answer
Aim for approximately 1 distinct marking point.
[1]

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Paper 1Statistical Techniques2 marks

Description

Consider two independent events A and B with probabilities P(A) and P(B).

a
Calculate Given P(A) = 0.5 and P(B) = 0.3, calculate P(A ∩ B).
Your answer
Aim for approximately 2 distinct marking points.
[2]