b) . A random sample of 50 auto drivers insured with a company and having similar auto insurance policies was selected. The following data shows monthly auto insurance premium (in Kshs.000) paid by them. 54 40 45 20 60 3 0 3 5 40 5 5 73 20 45 60 45 25 14 30 25 18 35 25 45 59 25 27 39 50 56 20 25 30 30 41 56 48 45 25 35 60 55 48 38 34 60 60 64 Construct a frequency distribution table for the data using discontinuous classes. Use the table to calculate: i. Mean monthly premium paid (Use the provisional mean method) ii. The standard deviation. iii. Quartile deviation. 15 56 25 60