CAIE A-Level Mathematics AS 5.1.3 Averages and Spread Questions
Practise finding and comparing medians, quartiles, interquartile ranges and means from data.
- Syllabus
- 2028–2030
- Course
- Mathematics 9709
- Level
- AS
Practise finding and comparing medians, quartiles, interquartile ranges and means from data.
The times taken, in seconds, by 15 members of each of two swimming clubs, the Penguins and the Dolphins, to swim 50 metres are shown in the following table.
Hence state one difference between the distributions of the times for the Penguins and the Dolphins.
Dolphins have more consistent times than Penguins
or
Penguins are faster (have faster times) than Dolphins
Reason given in context.
Can be reference to either the central tendency or spread.