Question $2$

Week $3$ registrations are $49.$ The forecast is $47\mathrm{.}23$ and the trend is

$3\mathrm{.}465$ giving a FIT of $50\mathrm{.}695.$ What is the FIT for week $4$ using alpha of

$0\mathrm{.}3$ and Beta of $0\mathrm{.}5?$

$52\mathrm{.}56$