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The manager in a customer service department recently collected data on how many

ID: 466065 • Letter: T

Question

The manager in a customer service department recently collected data on how many customer calls were coming in to the department over a three-day period. The average number of calls was 145.3 calls/day. Among her eight customer service representatives, two had been on the job for less than a month, one had worked for one month, one had worked for two months, one had worked for three months, one had worked for four months and two had worked for six or more months. The customer service representatives' performance standards for these various times on the job were as follows:

Months on the Job   <1      1        2      3      4      5      6

Calls/day          68    115 124 135 142 154 161

What is the capacity utilization for these eight customer service representatives over the three-day period of data collection?

16.2%

80.7%

90.25%

119%

None of the above

16.2% is not correct.

The sum of the times required to complete the work for each task is referred to as the:

Run time

Cycle time

Setup time

Processing time

Throughput time

Answer is NOT throughput time.

According to Little's Law, which of the following can reduce the number of skiers waiting in line to ride a chairlift at a ski resort?

Using a process layout

Decreasing the chairlift's bandwidth

Increasing the chairlift's throughput rate

Increasing the skiers' average flow time

Decreasing the skiers' average flow time

answer is NOT increasing skier's average flow time.

a.

16.2%

b.

80.7%

c.

90.25%

d.

119%

e.

None of the above

Explanation / Answer

option C is the right answer but not A.

2. option B is right answer. Cycle time is the total time from the beginning to the end of your process, as defined by you and your customer. Cycle time includes process time, during which a unit is acted upon to bring it closer to an output, and delay time, during which a unit of work is spent waiting to take the next action.

3. option B is right answer