Stem and leaf diagrams

Question 1

Here are the heights in cm of 15 plants
23,16,31,18,27,18,40,11,29,32,26,12,22,38,43

Represent this information on an ordered stem and leaf diagram with a key

Answer 1

1|1 2 6 8 8
2|2 3 6 7 9
3|1 2 8
4|0 3

Key: 4|0 = 40cm

Question 2

Here are the heights in cm of 15 students
151 162 171 180 172 181 156 169 158 162 173 155 177 172 165

Represent this information on an ordered stem and leaf diagram and write a key

Answer 2

15|1 5 6 8
16|2 2 5 9
17|1 2 2 3 7
18|0 1

Key: 18|0 = 180cm