CAIE IGCSE Mathematics Core C9.1.1 Classify & tabulate statistical data

Practise classifying data into tally, frequency and two-way tables, checking category counts against row, column and grand totals.

Syllabus
2028–2030
Objective
C9.1.1
Level
Core

Exam points

  • convert raw category lists into tally marks and frequencies in the correct table rows
  • complete two-way tables by using row totals, column totals and percentage information
  • read a tally display to calculate the total count for a category or time period

C9.1.1 Classify and tabulate statistical data question 1

[Maximum number: 2]

Miguel works in an office.

Figure for Question C9.1.1 Classify and tabulate statistical data question 1 — CAIE IGCSE Mathematics Core

Miguel records the length of time of each telephone call he receives, correct to the nearest minute.
The recorded times are shown in the table.

Figure for Question C9.1.1 Classify and tabulate statistical data question 1 — CAIE IGCSE Mathematics Core

Complete the frequency table.
You may use the tally column to help you.

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