Le Matou Matheux : Statistics

Working out a set of numbers

Find a set of 7 marks out of 20, all different.

This first set has a mean of 10.

This second set has a mean of 10, but its median is different to the first set.

The mean of this third set is not 10, but its median is the same as the first set’s.

This fourth set has the same mean and median as the first set, but a different range.