Find the average expenditure which is being done by the maximum number of manual workers.
Question : Expenditure (in Rs) 1000 – 1500 1500 – 2000 2000 – 2500 2500 – 3000 3000 – 3500 3500 – 4000 4000 – 4500 4500 – 5000 Manual workers (frequency) 24 40 33 28 30 22 16 7 Solution : The class (1500 – 2000) has maximum frequency i.e. 40, therefore this is …