Im having doubts on a couple of questions:
1. An example of assignable variance in quality control:
a. equipment problem
b. Person responsible
c. Identifiable problem
d. Inadequate resource
2. changes are made to cost baseline when :
a. There is variance between what is budgeted and what is spent
b. In response to approved changes
3. CPM ( overestimates,underestimates).project duration and PERT (overestimates,underestimates) project duration.
Please help on these questions with explanations.