Using the Opportunity$-$Loss $($aka minmax regret$)$ strategy: What is the Maximum Regret if "One Examiner" is hired?

$30$

$10$

$0$

$50$

$100$

$20$

$60$

Question $27(2\mathrm{.}5$ points$)$

Using the Opportunity$-$Loss $($aka minmax regret$)$ strategy: What is the Maximum Regret if "Two Examiners" are hired?

$60$

$0$

$20$

$30$

$50$

$10$

$100$