An analyst is using exponential smoothing to forecast the daily demand for a key product.

The analyst starts with a naive forecast for time period $2,$ then begins using exponential smoothing with a smoothing constant of $0\mathrm{.}30.$ The table below shows some of the calculations.

$\backslash$table$[[$period$,$actual,forecast$],[1,155,],[2,191,155],[3,168,165\mathrm{.}8],[4,201,166\mathrm{.}46],[5,212,?$