A special court commission appointed to resolve a bitter fight over legislative redistricting has proposed 6 combinations of the 5 disputed counties that could form new districts. The following table marks the counties composing each proposed district and shows the district’s deviation from the equal-population norm.

Country District 1 2 3 4 5 6 1 * — — — * *

2 * — * — — *

3 — — * * * —

4 — * — * — —

5 — * — — — *

Deviation 0.5 0.5 0.6 1.3 0.7 1.2 The court wants to select a minimum total deviation collection of districts that includes each county exactly once.

Do

(a) and

(b) as in Exercise 11-11.