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122 Using the problem stated in the Special window, Calculate the expected value of duration (in days) using the PERT concept of the expected duration of a taskA. 8.0B. 8.8C. 9.1D. 9.7E. 10.5
题目
122 Using the problem stated in the Special window, Calculate the expected value of duration (in days) using the PERT concept of the expected duration of a task
A. 8.0
B. 8.8
C. 9.1
D. 9.7
E. 10.5
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更多“122 Using the problem stated in the Special window, Calculate the expected value of duration (in days) using the PERT concept of the expected duration of a taskA. 8.0B. 8.8C. 9.1D. 9.7E. 10.5”相关问题
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第1题：
Using the situation stated in the Special window, what is the total price variance for direct material?
A . ￥140.00
B . ￥736.00
C . ￥0.02
D . ￥-350.00
E . ￥5,850.00
正确答案：B
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第2题：
Using the problem stated in the Special window, Calculate the deviation of duration for the task, using the PERT concept of standard deviation of task duration.
A . 0.5
B . 1
C . 1.8
D . 2.2
E . 2.8
正确答案：C
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第3题：
Using the situation stated in the Special window, the total price variance of direct material is:
A . ￥80,245
B . ￥-4,236
C . ￥-3,479
D . ￥1
E . ￥83,994.00
正确答案：C
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第4题：
Using the situation stated in the Special window, the schedule performance index (SPI) for WBS Element P is:
A . 1.1
B . 0.9
C . 0.956
D . 1.15
E . 0.869
正确答案：A
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第5题：
Using the data shown in the Special window, Activities P, Q, and T are critical path activities. In order to shorten the time duration of the project, which activity should be "crashed" first?
A . P
B . Q
C . R
D . S
E . T
正确答案：A
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第6题：
Using the possible profit and loss outcomes shown in the Special window, find the expected profit (loss)
A ￥-1,000
B ￥1,000
C ￥2,000
D ￥1,200
E None of the above
正确答案：D
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第7题：
141 To calculate the expected value of an outcome:
A. divide the value of each outcome by its probability, then add the results.
B. divide the value of the desired outcome by the value all possible outcomes
C. multiply the value of each outcome by its probability, then add the results
D. use linear regression to assess the expected value of the outcome
E. B and D only
正确答案：C
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第8题：
106 Using the situation stated in the Special window, a comparison of the cost schedule of August as compared to July shows that the magnitude ($ value) of the variance has _____ and the percentage change has _____.
A. Become worse, become worse
B. Become worse, improved
C. Improved, increased
D. Improved, become worse
E. None of the above are correct
正确答案：E
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第9题：
113 Using the possible profit and loss outcomes shown in the Special window, find the expected profit (loss)
A. ($1000)
B. $1000
C. $2000
D. $1200
E. None of the above
正确答案：D
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第10题：
123 Using the problem stated in the Special window, Calculate the deviation of duration for the task, using the PERT concept of standard deviation of task duration.
A. 0.5
B. 1.0
C. 1.8
D. 2.2
E. 2.8
正确答案：C
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第11题：
128 Using the situation stated in the Special window, what is present value of $1000 at 12% at the end of 5 years?
A. $3605.00
B. $0.57
C. $567.00
D. $892.86
E. $3.61
正确答案：C
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第12题：
一个估算员判定一个任务乐观估计需5天完成，悲观估计16天，但通常会花8天，采用三点估算得到的工期是（ ）天。A. 8.0
B. 8.8
C. 9.1
D. 9.7
E. 10.5答案：B解析：代入计算公式：
（5+4×8+16）/6=8.8
相关知识点见薛大龙博士、孙烈阳老师“计算专题”授课视频 -
第13题：
Using the situation stated in the Special window, what is the total variable costs for producing one widget?
A . ￥1,020
B . ￥1,010
C . ￥1,015
D . ￥20
E . None of the above.
正确答案：E
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第14题：
Using the problem stated in the Special window, Calculate the expected value of duration (in days) using the PERT concept of the expected duration of a task
A . 8
B . 8.8
C . 9.1
D . 9.7
E . 10.5
正确答案：B
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第15题：
Using the situation stated in the Special window, a comparison of the cost schedule of August as compared to July shows that the magnitude ($ value) of the variance has _____ and the percentage change has _____.
A . Become worse, become worse
B . Become worse, improved
C . Improved, increased
D . Improved, become worse
E . None of the above are correct
正确答案：E
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第16题：
Using the situation stated in the Special window, which WBS element is behind schedule but under budget?
A . Element P
B . Element Q
C . Element R
D . Element S
E None of the above.
正确答案：D
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第17题：
Using the possible loss outcomes shown in the Special window, find the expected (loss)
A ￥0
B ￥-1,300
C ￥-2,000
D ￥-3,000
E None of the above
正确答案：B
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第18题：
To calculate the expected value of an outcome:
A divide the value of each outcome by its probability, then add the results.
B divide the value of the desired outcome by the value all possible outcomes
C multiply the value of each outcome by its probability, then add the results
D use linear regression to assess the expected value of the outcome
E B and D only
正确答案：C
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第19题：
102 Using the situation stated in the Special window, which WBS element has a favorable cost variance of $150?
A. Element P
B. Element Q
C. Element R
D. Element S
E. None of the above
正确答案：C
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第20题：
112 Using the data shown in the Special window, Activities P, Q, and T are critical path activities. In order to shorten the time duration of the project, which activity should be "crashed" first?
A. P
B. Q
C. R
D. S
E. T
正确答案：A
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第21题：
115 Using the possible loss outcomes shown in the Special window, find the expected (loss)
A. $0
B. ($1300)
C. ($2000)
D. ($ 3000)
E. None of the above
正确答案：B
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第22题：
124 Using the situation stated in the Special window, what is the total variable costs for producing one widget?
A. $1,020
B. $1,010
C. $1,015
D. $20.00
E. None of the above
正确答案：E
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第23题：
4 Using the problem stated in the Special window, Calculate the expected value of duration (in days) using the PERT concept of the expected duration of a task
A. 8.0
B. 8.8
C. 9.1
D. 9.7
E. 10.5
正确答案：B