Here are the heights, in cm, of 6 sunflower plants:
162,145,178,154,166,140 162, 145, 178, 154, 166, 140 162,145,178,154,166,140Work out the range.
Work out the median height.
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.