Period Apr$-19$ May$-19$ Jun$-19$ Jul$-19$ Aug$-19$ Sep$-19$ Oct$-19$ Nov$-19$ Dec$-19$ Jan$-20$ Feb$-20$ Mar$-20$

Actual Sales $4\mathrm{.}654\mathrm{.}424\mathrm{.}454\mathrm{.}214\mathrm{.}44\mathrm{.}674\mathrm{.}484\mathrm{.}614\mathrm{.}584\mathrm{.}524\mathrm{.}214\mathrm{.}1$

Demand Forecast $4\mathrm{.}64\mathrm{.}494\mathrm{.}54\mathrm{.}254\mathrm{.}324\mathrm{.}584\mathrm{.}524\mathrm{.}664\mathrm{.}714\mathrm{.}584\mathrm{.}354\mathrm{.}22$

Based on the sales data $($Sales data$)$ for the period Apr$-19$ to Mar$-20,$ you are required to generate the forecast for the next $12$ months period $($Apr$-20$ to Mar$-21)$ using Regression techniques and compute the corresponding forecast error metrics.