On the line plot, a symbol is used to represent the frequency of each value.
Considering Ms Cleary,
the data in ascending order is 2, 3, 3, 4, 4, 5, 5, 6, 8
Considering Mr Tram,
the data in ascending order is 1, 2, 4, 4, 4, 5, 7, 7, 8
The line plots are shown below