The daily wages (in ₹) of 40 workers in a factory were recorded and are presented in the table below.
(a) (i) Calculate the mean, median and mode of the daily wages.
(b) (ii) Among the three measures obtained in (i), which one would you choose to represent the ‘average’ wage of the workers? Give one reason for your choice.
(c) Daily Wage (₹) | Number of Workers
100–120 | 4
120–140 | 8
140–160 | 13
160–180 | 9
180–200 | 4
200–220 | 2