Assignable causes of variation are those that are frequent

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Reference no: EM132304840

1. In a set-covering model, each member of a given set (set 1) must be "covered" by ALL members of another set (set 2).

True

False

2. A light bulb carton contains light bulbs of 40w and 100w. The total number of light bulbs: 50. The number of 40w bulbs: 30. Three bulbs are drawn.

a. the probability that exactly 2 of the bulbs drawn are 40w is not 0.432.

b. the probability that exactly 1 of the bulbs drawn are 40w is not 0.432.

c. the probability that more than one of the bulbs drawn are 40w is not 0.648.

d. the probability that exactly 0 of the bulbs drawn are 40w is 0.064.

3. True (T) or False (F) Questions

In a queuing system, if the system’s utilization is 100%, then the customer waiting time will be zero.

In an EOQ model, if the unit inventory holding cost doubles, the optimal order quantity should be cut to half.

Assignable causes of variation are those that are frequent, random, and whose source cannot be identified.

Reference no: EM132304840

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