Mathematics 0580 · IGCSE · Statistical charts and diagrams
Statistical charts and diagrams — practice question
Each of the 80 students writes the name of their mathematics teacher. The bar chart shows how many of these students are taught by Mr House and by Miss Patel. The teacher names on the bar chart are Mr Jones, Mrs Brown, Mr House, Miss Patel and Mr Smith, and the frequency scale goes up to 24.
(a)[1]
By how many students does Miss Patel teach more than Mr House?
(b)[4]
Apply this information to finish the bar chart.
(c)[1]
State the mode.
(d(i))[1]
Determine the probability that this student is taught by Mr House.
(d(ii))[2]
Determine the probability that the student is taught by neither Mr House nor Miss Patel.
(e)[2]
Calculate the sector angle for Miss Patel.
Worked solution & mark scheme
This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$4$” …