Mathematics 0580 · IGCSE · Averages and measures of spread
Averages and measures of spread — practice question
Kyung counts the number of people in each of 24 cars on Wednesday.
His data are shown below:
1, 3, 6, 1, 2, 2, 4, 5,
3, 4, 1, 5, 3, 2, 4, 1,
1, 1, 2, 4, 4, 1, 2, 1
(a(i))[2]
Complete the frequency table using the data.
(a(ii))[1]
Write down the mode value.
(a(iii))[1]
Work out the range of the data.
(a(iv))[1]
Work out the median value.
(a(v))[3]
Calculate the mean of the data.
(a(vi))[1]
Find the probability that this car contains 4 people.
(b)[2]
On the grid, finish the bar chart to show these results.
(c)[1]
Write down a single comparison between the frequency tables in part (a)(i) and part (b).
Worked solution & mark scheme
This 12-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The correct frequencies are $8,5,3,5,2,1$.” …