estion Completion Status:

Moving to another question will save this response.

stion $3$

Assume that you have tried three different forecasting models. For the first, the MAD is $2\mathrm{.}5$ ; for the second, the MAD is $2\mathrm{.}1$ ; and for the third, the MAD is $2\mathrm{.}7.$ We can then s

a$.$ The third method is the best.

b$.$ The second method is the best.

c$.$ Methods one and three are preferable to method two.

d$.$ The first method is best.