plumiGoodness of fit and contingency tables: Edexcel International A Level Further Maths questions
Every Edexcel International A Level Further Maths exam question on S3.4 Goodness of fit and contingency tables, 2019–2025, with its mark scheme and examiner’s report.
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All 22 questions on Goodness of fit and contingency tables, as a list
- June 2025, Statistics 3 (S3), Q3 (9 marks): A garage sold 250 new cars which work using one of three types of engine: petrol, diesel or electric. For each car, the garage recorded the month it first exper
- June 2025, Statistics 3 (S3), Q5 (11 marks): The following table shows the number of male puppies born in 250 dog litters of size 5 Number of males 0 1 2 3 4 5 Number of litters 2 40 90 85 30 3 Jeff believ
- January 2025, Statistics 3 (S3), Q2 (7 marks): The manager of a shop investigates the number of customers served by staff that work in the shop. The manager records the number of customers being served in 10
- January 2025, Statistics 3 (S3), Q5 (12 marks): A research company takes a sample of 120 students living in London and a sample of 80 students living in Birmingham. The company asks the students to state thei
- June 2024, Statistics 3 (S3), Q4 (11 marks): The manager of a company making ice cream believes that the proportions of people in the population who prefer vanilla, chocolate, strawberry and other are in t
- January 2024, Statistics 3 (S3), Q1 (8 marks): Chen is treating vines to prevent fungus appearing. One month after the treatment, Chen monitors the vines to see if fungus is present. The contingency table sh
- January 2024, Statistics 3 (S3), Q4 (10 marks): The number of jobs sent to a printer per hour in a small office is recorded for 120 hours. The results are summarised in the following table. Number of jobs 0 1
- June 2023, Statistics 3 (S3), Q2 (10 marks): A business accepts cash, bank cards or mobile apps as payment methods. The manager wishes to test whether or not there is an association between the payment amo
- June 2023, Statistics 3 (S3), Q4 (11 marks): It is suggested that the delay, in hours, of certain flights from a particular country may be modelled by the continuous random variable, T, with probability de
- January 2023, Statistics 3 (S3), Q3 (9 marks): 3 A mobile phone company offers an insurance policy to its customers when they purchase a mobile phone. The company conducted a survey on the age of the custome
- January 2023, Statistics 3 (S3), Q4 (14 marks): 4 A research student is investigating the number of children who are girls in families with 4 children. The table below shows her results for 200 such families.
- June 2022, Statistics 3 (S3), Q7 (11 marks): 7 The following table shows observed frequencies, where x is an integer, from an experiment to test whether or not a six‑sided die is biased. Number on die 1 2
- January 2022, Statistics 3 (S3), Q4 (14 marks): A survey was carried out with students that had studied Maths, Physics and Chemistry at a college between 2016 and 2020. The students were divided into two grou
- January 2022, Statistics 3 (S3), Q6 (14 marks): A farmer sells strawberries in baskets. The contents of each of 100 randomly selected baskets were weighed and the results, given to the nearest gram, are shown
- October 2021, Statistics 3 (S3), Q2 (8 marks): Andy has some apple trees. Over many years she has graded each apple from her trees as A, B, C, D or E according to the quality of the apple, with A being the h
- October 2021, Statistics 3 (S3), Q4 (11 marks): A local village radio station, LSB, decides to survey adults in its broadcasting area about the programmes it produces. LSB broadcasts to 4 villages A, B, C and
- June 2021, Statistics 3 (S3), Q2 (9 marks): A doctor believes that the diet of her patients and their health are not independent. She takes a random sample of 200 patients and records whether they are in
- June 2021, Statistics 3 (S3), Q5 (16 marks): A researcher is looking into the effectiveness of a new medicine for the relief of symptoms. He collects random samples of 8 people who are taking the medicine
- January 2021, Statistics 3 (S3), Q3 (10 marks): The students in a group of schools can choose a club to join. There are 4 clubs available: Music, Art, Sports and Computers. The director collected information
- January 2021, Statistics 3 (S3), Q5 (18 marks): Chrystal is studying the lengths of pine cones that have fallen from a tree. She believes that the length, X cm, of the pine cones can be modelled by a normal d
- October 2020, Statistics 3 (S3), Q2 (9 marks): A university awards its graduates a degree in one of three categories, Distinction, Merit or Pass. Table 1 shows information about a random sample of 200 gradua
- October 2020, Statistics 3 (S3), Q4 (15 marks): Luka wants to carry out a survey of students at his school. He obtains a list of all 280 students. (a) Explain how he can use this list to select a systematic s
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