1. Stem and Leaf Plots/Diagrams (page 46)
The stem and leaf plot below shows the heights in cm of some tulips.
How many tulips were measured?
What is the modal height?
Find the median height.
(d) Find the interquartile range.
tens
units
Median is located at 8th value.
Stem
Leaf 2 8 9 3 4 5 6 8 8 9 4 1 1 3 3 3 8 8
(a) 15 tulips.
(c) 39 cm
(b) 43 cm
(d) cm

2. Stem and Leaf Plots/Diagrams
The stem and leaf plot below shows the texts sent by students.
How many people sent texts?
What is the modal number of texts sent?
Find the median number of texts.
(d) Find the interquartile range.
Median is located between 7th and 8th value.
tens
units
Stem
Leaf 2 8 9 9 9 1 2 3 7 7 8 2 1 2 3
(a) 14.
(c) 15.
(b) 9.
(d)