Question 2 — IGCSE 0580 Oct/Nov 2023 Paper 42
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Statistics · Averages (discrete data). Worth 11 marks.
Open in interactive question bank →
Question text
2 (a) Daisy records her 50 homework marks.
The table shows the results.
Homework mark 15 16 17 18 19 20
Frequency 1 3 19 11 10 6
(i) Write down the range.
................................................. [1]
(ii) Write down the mode.
................................................. [1]
(iii) Find the median.
................................................. [1]
(iv) Calculate the mean.
................................................. [3]
(b) 21 33 20 25 21 34 22 21 20 30 18
The list shows Ed’s scores in 11 tests.
(i) Complete the stem-and-leaf diagram to show this information.
1
2
3
Key: 2|5 represents 25
[2]
(ii) Find the median.
................................................. [1]
(iii) Find the interquartile range.
................................................. [2]
© UCLES 2023 0580/42/O/N/23 [Turn over
4
Mark scheme
