What will be the PERT weighted average for Activity A? Optimistic Estimate = 8 days Most Likely Estimate = 10 days Pessimistic Estimate = 24 days 141 O 12 10 18 Your cost performance index is 0.9 and the actual cost is 100. Calculate the earned value. 90 109 111 91 How is slack or float calculated? = task duration Latest finish date - duration Latest start date - earliest start date Earliest start date + duration What is the crashing technique used for? Network Diagramming Duration Compression Cost Reduction Activity Sequencing What is the crashing technique used for? Network Diagramming Duration Compression Cost Reduction Activity Sequencing