Question $9$

$s_2=\mathrm{.}30$

$S,$ $$12$

$6$

$15$

$3$

$10$

$8$

How much would you be willing to pay for a highly reliable forecast?

$12\mathrm{.}9$

$1\mathrm{.}7$

$1\mathrm{.}5$

$14\mathrm{.}6$

$1\mathrm{.}3$