55 frequency tables questions from Edexcel iGCSE Maths past papers (4MA0 / 4MA1) with mark schemes.
55 questionsFoundation & Higher
Q15
Frequency Tables
Edexcel iGCSEJan 20195 marksFoundation
▼
A
15 The table gives information about the number of days that 100 cars were in an airport
car park.
Number of days (d ) Frequency
0 < d 4 16
4 < d 8 18
8 < d 12 19
12 < d 16 27
16 < d 20 20
(a) Write down the modal class.
(1)
(b) Work out an estimate for the mean number of days.
days
(4)