Claire received a new word-processing software program for her birthday. Sire also received a cheque with which she intends to purchase a new computer. Claire€™s university instructor assigned a paper due next week. Claire decided that she will prepare the paper on the new computer. She made a list of the activities and their estimated durations. Claire€™s friend has offered to shop for, select, and purchase a computer, and install the software.
a. Arrange the activities into two logical sequences.
b. Construct a precedence network.
c. Determine the critical path by determining the length of each path. What is the expected duration of the project?
d. What are some possible reasons for tire project to take longer than expected?

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Estimated Time (hours) Activity (abbreviation) Install software (Instal) Outline the paper (Outline) Submit paper to instructor (Submit Choose a topic (Choose) Use a grammarchecker and make corrections (Check) Write the paper using the word-processing sofhware (Write) Shop for a new computer (Shop Soloct and purchase a computor (Soloct) Library research on chosen topic (Librar .4 .2 .5 3.0 2.0 1.0 2.0