GB-32-07-001 · Stem-and-leaf diagrams
Draw an ordered stem-and-leaf diagram for these values. Include a key.
12, 18, 20, 27, 31, 32, 33, 37, 54
Ordered Stem-and-Leaf Diagrams
Supplementary GCSE method — not covered in this booklet
Method
1) Split each number into tens (stem) and units (leaf)
2) Put leaves in ascending order and include a Key (e.g. 2 | 7 means 27)
Worked Example (GB-32-07-001)
1)
Correct stems and all leaves.
2)
Leaves ordered and an appropriate key.
Ans =
1 | 2 8
2 | 0 7
3 | 1 2 3 7
5 | 4
Key: 2 | 7 means 27.
2 | 0 7
3 | 1 2 3 7
5 | 4
Key: 2 | 7 means 27.