Product Development. Consider the simplified set of activities in the Table below for the development of a consumer product from initiation through the market test phase.

Activity Symbol Immediate predecessors Time estimate (weeks)

Investigate demand A 3

Develop pricing strategy B 1

Design product C 5

Conduct promotional cost analysis D A 1

Manufacture prototype models E C 6

Perform product cost analysis F E 1

Perform final pricing analysis G B,D,F 2

Conduct market test H G 8

1. Draw the AOA network for this project.
2. Calculate total slacks and free slacks, and interpret their meaning. .
3. Determine the critical path and interpret its meaning.
4. Construct a Gantt chart and mark the latest start times for each activity.