$2$

PA $15-4($Algo$)$ A police station had to deploy a police officer...

A police station had to deploy a police officer for an emergency multiple times in the last four evenings. The table below shows the number of emergencies each evening.

$3$

points

$01$:$22$:$09$

$($Round your answers to $3$ decimal places.$)$

$\backslash$table$[[$Weekday$,$Number of calls each day,$\backslash$table$[[$Forecast for tomorrow$],[($calls$)]]],[,,],[$Monday$,5,],[$Tuesday$,4,],[$Wednesday$,7,],[$Thursday$,11,]]$

a$.$ Complete the "Forecast for tomorrow" column in the table above. Use an exponential smoothing forecasting approach, with $=0\mathrm{.}1$ and a forecast for Monday of $9.$

$($Round your answer to $3$ decimal places.$)$

b$.$ What would be their forecast for Friday using the same exponential smoothing forecasting approach? $$