Author Question: Four workers at a fast food restaurant pack the take-out chicken dinners. John packs 45 of the ... (Read 104 times)

stock · **on:** Jun 24, 2018

Four workers at a fast food restaurant pack the take-out chicken dinners. John packs 45 of the dinners but fails to include a salt packet 4 of the time. Mary packs 25 of the dinners but omits the salt 2 of the time. Sue packs 30 of the dinners but fails to include the salt 3 of the time. You have purchased a dinner and there is no salt.
a. Find the probability that John packed your dinner.
b. Find the probability that Mary packed your dinner.

Question 2

For a minimization problem, a point is a global minimum if there are no other feasible points with a smaller objective function value.
a. True
b. False
Indicate whether the statement is true or false