The number of faults found on each of 40 cars during a service is summarised in the table below.
Number of faults
0
1
2
3
4
Frequency
5
9
14
8
4
Find the mode of the number of faults.
Circle your answer.
A
2
B
3
C
9
D
14
Markscheme
2.2.3 Central tendency, variation and standard deviation Questions
39 exam-style questions on AQA A Level Maths 2.2.3 Central tendency, variation and standard deviation. Each one has a worked solution and a mark scheme showing where the marks go.