Here is the amount of rainfall, in mm, recorded each day for a week.
3 8 2 1 3 7 4
Find the range.
Calculate the mean.
James says, "The median is the middle number, so the median is 1."
James is incorrect, explain why.
48 exam-style questions on WJEC GCSE Maths Averages. Each one has a worked solution and a mark scheme showing where the marks go.