Nikki grows 20 tomato plants.
She measures their heights to the nearest centimetre, and writes them down.
21
15
17
9
11
12
15
16
20
22
19
17 18
18
20
9. 10 11 15
13
Complete the frequency table.
Height (cm)
10 and under
11 - 15
16-20
over 20
Frequency