Lesson 2a.07

2a.07 Extract and calculate corresponding values in order to compare data sets that have... Quiz: Pearson Edexcel Statistics, Unit 2

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 2a.07, Extract and calculate corresponding values in order to compare data sets that have...: 20 multiple choice questions for the Pearson Edexcel GCSE Statistics (1ST0), Unit 2: Processing, representing and analysing data, written with Revision Ninja.

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The 20 questions

  1. A pie chart shows a slice of 90 degrees out of a total of 360 degrees. What percentage does this represent?

    • 90%
    • 25%
    • 36%
    • 9%

  2. A table shows 20 of 80 students chose football. What is this as a percentage?

    • 80%
    • 25%
    • 40%
    • 20%

  3. A pie chart represents 240 people with a slice of 45 degrees. How many people are in that slice?

    • 5400
    • 30
    • 60
    • 45

  4. A pie chart slice of 72 degrees represents a total of 300. What value does the slice show?

    • 4.17
    • 24
    • 60
    • 21600

  5. A table says 15% of 340 people chose option X. How many chose option X?

    • 340
    • 51
    • 15
    • 22.7

  6. What angle on a pie chart represents 40% of the data?

    • 144 degrees
    • 100 degrees
    • 40 degrees
    • 160 degrees

  7. A histogram class of 20 to 29 has frequency 6 and the total frequency is 30. What percentage of the data falls in this class?

    • 6%
    • 24%
    • 20%
    • 30%

  8. A bar chart of five categories totals 200. One category has value 50. What fraction of the total is this?

    • One quarter
    • One half
    • One fifth
    • Two fifths

  9. A table shows 300 in 2019 and 330 in 2020. What is the percentage increase?

    • 33%
    • 30%
    • 10%
    • 3%

  10. A spreadsheet reports a median of 42 and an IQR of 10 for a data set. A bar chart from the same data shows a lower quartile of 37. What upper quartile is implied?

    • 42
    • 32
    • 52
    • 47

  11. Which format is best for showing exact values of many numbers for later lookup?

    • A 3D bar chart
    • A table
    • A pictogram
    • A pie chart

  12. A pie chart of 200 people has a rent slice of 54 degrees and a food slice of 72 degrees. How many more people are in the food slice than the rent slice?

    • 18
    • 30
    • 40
    • 10

  13. A bar chart shows 20 boys and three times as many girls. What is the total number of pupils?

    • 120
    • 80
    • 40
    • 60

  14. A stacked bar segment shows 35% of a population of 1200. How many people does the segment represent?

    • 342
    • 3500
    • 35
    • 420

  15. Why are percentages more useful than raw counts when comparing groups?

    • Different totals
    • Same sample sizes
    • Equal averages
    • Identical ranges

  16. What is the first step when comparing data from two different sources?

    • Draw pie chart
    • Calculate range
    • Find median
    • Check units

  17. A pie chart of 360 people has slices A of 90 degrees and B of 120 degrees, with C taking the rest. How many people are in C?

    • 90
    • 150
    • 120
    • 180

  18. A table gives 25 out of 40 responses. What angle should the pie chart slice for this group have?

    • 25 degrees
    • 62.5 degrees
    • 150 degrees
    • 225 degrees

  19. How should you fairly compare groups of different sizes from a table?

    • Subtract sample sizes
    • Convert to percentages
    • Find combined mean
    • Add raw totals

  20. A table gives 45 of 150 people as commuters by bus. What angle would this slice be on a pie chart?

    • 108 degrees
    • 30 degrees
    • 150 degrees
    • 45 degrees

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