Question
Angelina received new word processing software for her birthday. She also received a cheque with which she intends to purchase a new computer. Angelinas UNILUS
Angelina received new word processing software for her birthday. She also received a cheque with which she intends to purchase a new computer. Angelinas UNILUS Professor assigned a paper due in two weeks. Angelina decided that she will prepare the paper on the new computer. She made a list of the activities and the pessimistic, optimistic and most likely times in hours for each as shown in Table 2 below. Table 2: Paper Writing and Computer Purchase Activities Table
Activity ID | Description | Duration (hours) | ||
a | m | b | ||
Ch | Choose a topic | 0.5 | 1 | 2 |
Sh | Shop for a new computer | 1.5 | 2 | 2.5 |
Lib | Library research on chosen topic | 3 | 4 | 5 |
Out | Outline the paper | 0.4 | 0.5 | 1 |
Wri | Write paper using software | 3 | 5 | 6 |
Chk | Check grammar and make corrections | 0.5 | 1 | 1.5 |
Sub | Submit paper to Professor | 0.5 | 0.5 | 0.5 |
Set | Select/Purchase computer and software | 1.5 | 2 | 3 |
Ins | Install word processing software | 1 | 1.5 | 2 |
(a) Arrange the activities in 2 logical sequences (show the sequences as paths) (6 marks) (b) Determine the expected project duration and the critical activities. (19 marks) (c) What is the probability that Angelina will complete project in 12 hours? (5 marks) (d) How many hours should Angelina allow if she wants to be 100% sure that she has the assignment completed in time to meet the Professors deadline?
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