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When blocked customers are cleared, an important decision is how many channels to provide. O True O False (2pts) 1) 2) Before waiting lines can be analyzed economically, the arrivals' cost of waiting must be (2pts) estimated O True O False With no waiting allowed, operating characteristics Lq and Wq are automatically zero regardless of the number of servers. 3) O True O False In developing the total cost for a waiting line, waiting cost takes into consideration both the time spent waiting in line and the time spent being served. O True O False 4) For a single-channel waiting line, the utilization factor is the probability that an arriving unit must wait for service. 5) O True O False