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Cambridge IGCSE Statistics practice

A fair coin is tossed once. What is the probability distribution for the outcomes?

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MCQ

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cambridge_mcq

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Topic

Probability distributions

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A fair coin is tossed once. What is the probability distribution for the outcomes?.

  1. A.Heads: 0.5, Tails: 0.5
  2. B.Heads: 0.25, Tails: 0.75
  3. C.Heads: 1, Tails: 0
  4. D.Heads: 0, Tails: 1

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Paper 1 structured question: Probability distributions

Paper 1Statistical Techniques5 marks

Description

Marble Draw

A bag contains 5 green, 3 yellow, and 2 red marbles. One marble is drawn at random.

ColourNumber of marbles
Green5
Yellow3
Red2
  1. a

    Calculate the probability of drawing a yellow marble.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Determine the probability distribution for the colour of the marble drawn.

    Aim for approximately 3 distinct marking points.

    [3]