Mathematics 0580 · IGCSE · Averages and measures of spread
Averages and measures of spread — practice question
On Monday, Main Street station sells 40 tickets altogether. There are four types of ticket: infant, child, adult and senior. The bar chart displays the numbers of infant, child and adult tickets sold.
Bar chart text:
Vertical axis labelled Frequency from 0 to 20.
Horizontal axis labelled Type of ticket: Infant, Child, Adult, Senior.
(a(i))[3]
Complete the bar chart shown.
(a(ii))[1]
Find the number of extra adult tickets sold compared with child tickets.
(a(iii))[1]
Write down which ticket type is modal.
(a(iv))[1]
Find the chance that the person chosen is a child.
(b(i))[1]
Find the range of the data.
(b(ii))[2]
Find the median value.
(b(iii))[2]
Find the mean value.
Worked solution & mark scheme
This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Bar drawn correctly” …