Actual sales in the third quarter were $34,000$ units. Your forecast for the third quarter was $36,000$ units. How do you calculate the exponential smoothing forecast for the fourth quarter if $=0\mathrm{.}50?$

$36,000+\mathrm{.}5(36,000-34,000)$

$34,000+\mathrm{.}5(36,000-34,000)$

$36,000+\mathrm{.}5(34,000-36,000)$

$34,000+\mathrm{.}5(34,000-36,000)$