Please solve A$,$ B$,$ C$,$D$,$E and F in the details of the questions

$($C$)$If Amy has no idea which of the three mileage assumptions is most appropriate, what is the recommended decision $($leasing option$)$ using the optimistic, conservative, and minimax regret approaches?

The recommended decision using the optimistic approach is

$---$Select$---$

$.$ The recommended decision using the conservative approach is

$---$Select$---$

$.$ The recommended decision using the minimax regret approach is

$---$Select$---$

$.$

$($d$)$

Suppose that the probabilities that Amy drives $12,000,15,000,$ and $18,000$ miles per year are $0\mathrm{.}5,0\mathrm{.}4,$ and $0\mathrm{.}1,$ respectively. What option should Amy choose using the expected value approach?

EV$($Dealer A$)=$ $

EV$($Dealer B$)=$ $

EV$($Dealer C$)=$ $

The best decision is

$---$Select$---$

$.$

$($e$)$

Develop a risk profile for the decision selected in part $($d$).$ What is the most likely cost, and what is its probability? $($Submit a file with a maximum size of $1$ MB$.)$

No file chosen

This answer has not been graded yet.

$($f$)$

Suppose that after further consideration Amy concludes that the probabilities that she will drive $12,000,15,000,$ and $18,000$ miles per year are $0\mathrm{.}3,0\mathrm{.}4,$ and $0\mathrm{.}3,$ respectively. What decision should Amy make using the expected value approach?

EV$($Dealer A$)=$ $

EV$($Dealer B$)=$ $

EV$($Dealer C$)=$ $