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| Teaching Since: | Apr 2017 |
| Last Sign in: | 359 Weeks Ago, 6 Days Ago |
| Questions Answered: | 6064 |
| Tutorials Posted: | 6070 |
Doctor of Education in Educational Leadership with a Specialization in Educational Technology
Phoniex University
Oct-1999 - Nov-2005
HR Executive
a21, Inc.
Nov-1998 - Dec-2005
Part I
Calculate the expected time (hours, days, weeks, or whatever) for the following tasks. Report the time to the next highest whole number.
| Task | Optimistic (shortest) Time | Most Likely Time | Pessimistic (longest) Time | Expected Time (answer) |
| A | 3 | 5 | 7 | Â |
| B | 10 | 15 | 20 | Â |
| C | 4 | 5 | 6 | Â |
| D | 27 | 45 | 90 | Â |
| E | 8 | 9 | 12 | Â |
| F | 81 | 93 | 98 | Â |
Part II
|
Each of these CPM diagrams corresponds to one of the task lists given below. Match them. Ex. A:#, B:#, etc. START END |
A. Â |
B. Â |
|
C. Â |
D. Â |
E. Â |
Â
Part III
Â
Part IV
Â
Estimated and crash costs for each task are shown in the table below.
Answer the questions below the table.
| Version 1 | Original Estimates | Crash Estimates | Crash Differentials | ||||
|
Task  (T) |
CP Â * |
Est. Time, weeks (ET) |
Est. cost, $1000, (EC) |
Crash Time, weeks (CT) |
Crash Cost, $1000 (CC) |
Time saved  (ET-CT) |
Extra cost  (CC-EC) |
| A | * | 5 | 10 | 4 | 12 | Â | Â |
| B | * | 7 | 15 | 5 | 17 | Â | Â |
| C | Â | 5 | 8 | 3 | 12 | Â | Â |
| D | * | 6 | 6 | 5 | 8 | Â | Â |
| E | * | 9 | 12 | 8 | 15 | Â | Â |
| F | Â | 4 | 16 | 2 | 20 | Â | Â |
| G | * | 5 | 20 | 2 | 21 | Â | Â |
| (End) | Â | - | Â | Â | Â | Â | Â |
CP=Critical Path. If task is on CP, then *; otherwise blank.
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