Qlt1 Task 4

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Quantitative Analysis for Business QAT1

Assignment 309.3.2- 01-06 - Version LMF05-28

Student Name: Lauren Lambert Student Number: 295309 Scroll down to unlocked cells to show work.

PERT/CPM Analysis Table 1.1

PERT/CPM Analysis Table 1.2

Task START A B C D E F G H I

Preceding Activity start A A B,C C A D G E, H, F

Optimistic Time to Complete (weeks) 2 9 10 7.4 24 30 5 5 4

Probable Time Pessimistic Time to Complete to Complete (weeks) (weeks) 3.1 11.5 14.5 8.5 25 33 6 7 4.5 3.6 12.5 15.4 30.6 35 36 7 9 5

Expected Time to Complete (weeks)

Variance (weeks)

Task START A B C D E F G H I

Expected Time to Complete Normal (weeks)

Crash (weeks) 0.5 5 12 7 25 27 3 3 1

Normal Cost 8400 28000 18000 36800 14000 20000 18200 44000 26000

Crash Cost 18000 40000 24000 44800 16800 24000 28000 64000 36000

Maximum Reduction in Time

Crash Cost per week

Show work below:

Activity Start A B C D E F G H I

Preceding activity start A A B,C C A D G E,H,F

Optimistic 2 9 10 7.4 24 30 5 5 4

Likely 3.1 11.5 14.5 8.5 25 33 6 7 4.5

Pessimistic 3.6 12.5 15.4 30.6 35 36 7 9 5

Expected time to complete (weeks) 3.00 11.25 13.90 12.00 26.50 33.00 6.00 7.00 4.50

Std dev 0.27 0.58 0.90 3.87 1.83 1.00 0.33 0.67 0.17

Varianc e 0.07 0.34 0.81 14.95 3.36 1.00 0.11 0.44 0.03

Task Start A B C D E F G H I

Exp Time to complete (p) 3.00

11.25

Crash (weeks) (q) 0.50

5.00

Normal cost ( r) 8400

28000

Crash cost (s) 18000

40000

Crash Max cost per Redn in week time (v=(s(t = p-q) r)/t) 2.50

6.25

3,840

1,920

13.90

12.00

12.00

7.00

18000

36800

24000

44800

1.90

5.00

3,158

1,600

26.50

33.00 6.00 7.00

25.00

27.00 3.00 3.00

14000

20000 18200 44000

16800

24000 28000 64000...