3. A researcher studied on petrol usage (in liters) for 14 cars travelling from town A to town Bin a month. The data collected is shown below: 81 80 65 105 144 75 150 96 91 68 135 134 95 124 (i) Find the first quartile, median, and third quartile. (ii) Construct a box-and-whiskers plot for the above data. (iii) Determine the shape of the data distribution based on the box and-whiskers plot. 10 Marks CS Scanned with CamScanner