For the inventory model with planned shortages, the optimal order quantity results in
a. annual holding cost = annual ordering cost.
b. annual holding cost = annual backordering cost.
c. annual ordering cost = annual holding cost + annual backordering cost.
d. annual ordering cost = annual holding cost - annual backordering cost.
Q. 2A councilman who is running for the office of senator of a state with 3.5 million registered voters commissions a survey. In the survey, 46 of the 8,000 registered voters interviewed say they plan to vote for him. The population of interest is:
a. the 3.5 million registered voters in the state.
b. the 8,000 registered voters interviewed.
c. the 46 who plan to vote for her.
d. all the residents of the state.
Q. 3If the coefficient of correlation is a negative value, then the coefficient of determination _____.
a. must also be negative
b. must be 0
c. can be either negative or positive
d. must be positive
Q. 4In the single-period inventory model with probabilistic demand,
a. surplus items are not allowed to be carried in future inventory.
b. co = cu.
c. probabilities are used to calculate expected losses.
d. All of the alternatives are correct.
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