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.
Practise WJEC GCSE Maths Averages with exam-style questions for Foundation and Higher tier. 48 questions, matched to the WJEC GCSE Maths (3320QD) specification and written in Unit 1, Unit 2 and Unit 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.