An e$-$commerce firm has hired a forecasting specialist to predict the number of complaints that could be lodged in the month of June. Following are the data.MonthActual No$.$ of ComplaintsForecastJanuary$6060$February$65$March$55$April$58$May$64$June$+1.$ Prepare a forecast for January to June using Exponential smoothing method with a smoothing constant of $0\mathrm{.}4(4$ Marks$)$Il$.$ Compute Mean Absolute Error $($MAD$)(4$ Marks$)$III$.$ Based on MAD computed, comment on the accuracy of forecasts $(2$ Marks$)$