Mathematics 0580 · IGCSE · Introduction to probability

Introduction to probability — practice question

Francesca uses a spinner with four equal sections, labelled 1, 2, 3 and 4. The table gives some of the probabilities for each possible result.
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Fill in the table.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Accurate method of subtracting the probabilities” …

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