Q$2.$ There are several wind speed forecasting models, one of which is second order persistence forecasting model. Using data given in the table below, forecast the wind speed for the months shown in the table given below.

$(10$ marks$)$

$\backslash$table$[[$Months$,\backslash$table$[[$Jan$],[22]],$Feb $22,\backslash$table$[[$Mar$],[22]],\backslash$table$[[$Apr$],[22]],\backslash$table$[[$May$],[22]],$Jun $22,$Jul $22,\backslash$table$[[$Aug$],[22]],\backslash$table$[[$Sep$],[22]]],[$Wind Speed $(\frac{m}{s}),2\mathrm{.}3,3\mathrm{.}2,4\mathrm{.}3,3\mathrm{.}8,4\mathrm{.}2,5\mathrm{.}3,6\mathrm{.}3,5\mathrm{.}3,5\mathrm{.}2],[$Months$,\backslash$table$[[$Oct$],[22]],\backslash$table$[[$Nov$],[22]],\backslash$table$[[$Dec$],[22]],$Jan $22,$Feb $22,\backslash$table$[[$Mar$],[22]],\backslash$table$[[$Apr$],[22]],\backslash$table$[[$May$],[22]],\backslash$table$[[$Jun$],[22]]],[$Wind Speed $(\frac{m}{s}),4\mathrm{.}2,4\mathrm{.}4,3\mathrm{.}6,$dots,$1.-.),-..-.,$dots,$-$dots,$$