plumiCombined events and conditional probability: Edexcel GCSE Statistics questions
Every Edexcel GCSE Statistics exam question on 3b Combined events and conditional probability, 2019–2025, with its mark scheme and examiner’s report.
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All 30 questions on Combined events and conditional probability, as a list
- June 2025, Paper 1 Higher, Q9 (9 marks): A company sells furniture. The company has a telephone number that customers can use if they want to complain. At the end of the call customers are asked if the
- June 2025, Paper 1 Foundation, Q5 (3 marks): Paul has two fair 6‑sided dice. One dice is red and one dice is blue. He rolls both dice and adds the scores shown on their faces to get a total. (a) Complete t
- June 2025, Paper 2 Higher, Q5 (8 marks): 120 musicians were asked what instruments they play. The most popular instruments were piano (P), drums (D) and guitar (G). 10 musicians play all three instrume
- June 2025, Paper 2 Foundation, Q1 (2 marks): Below are 10 cards from a game. (a) Complete this two‑way table. Black White Total Star 3 1 4 Circle Total One of the 10 cards is picked at random. (b) Write do
- June 2025, Paper 2 Foundation, Q19 (6 marks): 120 musicians were each asked if they play any of the instruments piano, guitar or drums. 40 musicians play the drums. The Venn diagram gives information about
- June 2024, Paper 1 Higher, Q9 (8 marks): Peter drops his children off at a breakfast club every Monday morning and every Tuesday morning. He either drops them off on time or late. The probability that
- June 2024, Paper 1 Foundation, Q5 (6 marks): Carol spins the two spinners A and B. She adds their scores together. A B 2 1 2 1 3 4 3 (a) Complete the sample space diagram below to show all the possible tot
- June 2024, Paper 1 Foundation, Q11 (6 marks): Kyryl and Matthew play against each other in a game of tennis and a game of squash. In each game either Kyryl or Matthew wins. The probability that Kyryl wins t
- June 2024, Paper 2 Higher, Q11 (5 marks): The Venn diagram shows information about 50 books on a reading list. A is the event that the book is a science fiction book. B is the event that the book is an
- June 2023, Paper 1 Higher, Q8 (8 marks): Ian collects information about whether drivers have had advanced driver training and whether they have exceeded the speed limit in the last month. He finds that
- June 2023, Paper 1 Foundation, Q11 (4 marks): A fair 3-sided spinner numbered 1, 2 and 3 and a fair 4-faced dice numbered 1, 2, 3 and 4 are used in a game. To play the game, a player spins the spinner once
- June 2023, Paper 2 Higher, Q1 (8 marks): Grace asked a sample of 60 people in her town if they had ever visited France or Spain. 17 people visited both France and Spain 23 people visited Spain only 33
- June 2023, Paper 2 Foundation, Q5 (8 marks): Linzi is the owner of a coffee shop and makes afternoon teas for customers. The customers have an option of egg or ham sandwiches and an option of plain or frui
- June 2022, Paper 1 Higher, Q9 (3 marks): There are 8 coloured discs in bag X and 9 coloured discs in bag Y. In bag X, there are 3 red discs and 5 yellow discs. In bag Y, there are 5 red discs and 4 yel
- June 2022, Paper 1 Higher, Q14 (4 marks): Olga is investigating the types of exercise taken by a group of 120 people. Olga asked each of these 120 people whether or not, for exercise, they go to a gym (
- June 2022, Paper 1 Foundation, Q10 (9 marks): 120 adults were each asked if they enjoy watching any of the sports Football, Cricket or Rugby. The Venn diagram gives information about the numbers of these ad
- June 2022, Paper 2 Foundation, Q7 (6 marks): On her drive to work Hinata passes through two sets of traffic lights. The traffic lights work independently. On any day that Hinata drives to work the probabil
- November 2021, Paper 1 Higher, Q6 (7 marks): The Venn diagram shows probabilities relating to the three events A, B and C. B A C 0.08 0.38 0.15 0.05 0.23 0.11 (a) Write down which two events from A, B and
- November 2021, Paper 1 Foundation, Q12 (6 marks): A census found out information about people in Europe who were aged 15 to 19 in 2017 The Venn diagram gives information about the employment status and the educ
- November 2021, Paper 2 Higher, Q12 (7 marks): A company contracts two manufacturers, A and B, to make an item that the company sells. Manufacturer A makes 65% of the items for the company to sell. It is fou
- November 2021, Paper 2 Foundation, Q2 (6 marks): An activity centre sells Adult tickets and Child tickets. A ticket can be a Day pass or a Weekend pass. The incomplete two‑way table gives some information abou
- November 2021, Paper 2 Foundation, Q9 (5 marks): There are two types of books, paperback books and hardback books, in a library. The library database records the type of book and when the book was last borrowe
- November 2020, Paper 1 Higher, Q4 (6 marks): It was reported that 3% of the old style £1 coins are fake. All the other old style £1 coins are genuine. Shreya has two old style £1 coins. She does not know i
- November 2020, Paper 1 Foundation, Q4 (7 marks): Some students in Year 9, in Year 10 and in Year 11 at a school were asked to name their favourite meal. The two-way table gives some information about the favou
- November 2020, Paper 1 Foundation, Q13 (6 marks): It was reported that 3% of the old style £1 coins are fake. All the other old style £1 coins are genuine. Shreya has two old style £1 coins. She does not know i
- November 2020, Paper 2 Higher, Q7 (11 marks): The manager of a garage records optional extra features sold with each new car sold last month. The optional extra features are air conditioning (A), bluetooth
- June 2019, Paper 1 Higher, Q3 (7 marks): The table gives information about the numbers of students from different types of schools who applied to Cambridge University in 2016 Applications in 2016 Type
- June 2019, Paper 1 Higher, Q11 (10 marks): Some students at a school walk home and some students go home by bus. The times taken by the students at the school to walk home have a mean of 25 minutes and a
- June 2019, Paper 1 Foundation, Q13 (7 marks): The table gives information about the numbers of students from different types of schools who applied to Cambridge University in 2016 Applications in 2016 Type
- June 2019, Paper 1 Foundation, Q15 (5 marks): A driving school has 40 cars. The cars are either petrol cars or diesel cars. The cars have either a manual gearbox or an automatic gearbox. 16 of the cars have
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