1 The masses in kilograms of 50 children having a medical check-up were recorded correct to the nearest kilogram. The results are shown in the table.
Mass (kg)
\(10 - 14\)
\(15 - 19\)
\(20 - 24\)
\(25 - 34\)
\(35 - 59\)
Frequency
6
12
14
10
8
Find which class interval contains the lower quartile.
On the grid, draw a histogram to illustrate the data in the table.
\includegraphics[max width=\textwidth, alt={}, center]{dd75fa20-fead-48d6-aff4-c5e733769f9f-02_1397_1397_1187_415}