QUESTION THREE The age of the population in Wakanda is shown in the following table in the form of a grouped frequency distribution. Age (years) Number ('000) 0 Under 5 1 375.3 5 under 15 2 750.5 15 under 30 4 514.7 30 under 50 6 137.7 50 under 65 3 821.7 65 under 80 2 045.7 80 under 100 783.2 100 under 110 3.1 Total 21 431.8Use the data in the table above to estimate for of population in Wakanda the: 3.1 median age. 3.2 modal age. 3.3 mean age. 3.4 interquartile range. 3.5 coefficient of variation. 3.6 Construct the downward sloping ogive and indicate on the graph the median calculated in question 3.1 above