1. Suppose Homer (i=1), Marge (i=2), Bart (i=3), Lisa (i=4), and

Maggie (i=5) have to choose between two alternatives: Duff (x) and

Butterfinger (y). Their preferences are as follows: Homer

prefers

Duff; Marge and Maggie are indifferent between the two

alternatives; Bart and Lisa prefer Butterfinger.

a. Using the notation from the Kelly book:

(i) n = _____

(ii) (d1,...,dn) = ____________________________

(iii) The answer to (ii) is a ? ( set

/ list )

(iv) N+1= _______ N-1= ________