IGCSE Maths · Edexcel 4XMA1 · Unit 1 Higher · Statistics

Two-Way Tables — Practice Questions

11 exam-style questions (34 marks), building from warm-up to grade 8–9. Show full working: Edexcel gives method marks even when the final answer is wrong.

Section A — Warm-up (grades 4–5)
  1. (3 marks)35 students chose a sport. Complete the two-way table.
    BoysGirlsTotal
    Tennis820
    Football6
    Total1735
  2. (2 marks)Use your completed table from Question 1. A student is chosen at random.
    (a) Find the probability that the student is a girl who plays tennis.
    (b) Find the probability that the student plays football.
  3. (3 marks)Complete the table showing how 80 students travel to school.
    WalkBusCarTotal
    Year 1012940
    Year 1115
    Total2580
Section B — Core (grades 5–7)
  1. (4 marks)120 students each chose one language: French, Spanish or Mandarin.
    64 of the students are girls. 23 girls chose French. 31 boys chose Spanish. 40 students chose Mandarin, and 18 of these are boys.
    Draw a two-way table and use it to find how many girls chose Spanish.
    HintFind the number of boys first.
  2. (2 marks)Using Question 4, one of the students who chose Mandarin is picked at random. Find the probability that this student is a girl.
  3. (3 marks)100 people were asked how they prefer to watch films.
    Age (years)CinemaStreamingNeitherTotal
    0–1714926
    18–3918635
    40+522
    Total39100
    (a) Complete the table.
    (b) What fraction of the people aged 40 or over prefer streaming?
  4. (4 marks)250 members of a sports club were surveyed. 40% of the members are juniors. 60% of the juniors swim. 75 of the adults swim.
    (a) Complete a two-way table for this information.
    (b) A member is chosen at random. Find the probability that they swim.
  5. (2 marks)The club in Question 7 opens a new branch with 400 members. Assuming the same pattern, estimate how many of them swim.
Section C — Stretch (grades 8–9)
  1. (4 marks)80 people chose Plan A or Plan B, and each person is either a new or an existing customer.
    Plan APlan BTotal
    Newx2x
    Existingx + 515
    Total80
    (a) Find x.
    (b) Find the probability that a person chosen at random from the Plan A customers is a new customer.
  2. (4 marks)A chess club has 96 members. The ratio of boys to girls is 3 : 5. One quarter of the boys and 3/10 of the girls play in tournaments.
    A tournament player is chosen at random. Find the probability that this player is a girl.
  3. (3 marks)Draw a Venn diagram that shows the same information as this table, using C = {has a cat} and D = {has a dog}.
    CatNo catTotal
    Dog61016
    No dog141024
    Total202040
When you’re doneRevise the method in the notes, then mark your answers with the worked solutions.
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