a) For the following questions, circle "T" for True or "F" for False: TF 1) At the work package level, estimates should be made by the person(s) most familiar with the task. TF 2) The Consensus Method uses the pooled experience of senior and/or middle managers to estimate the total project duration and costs. TF 3) If we have a condition that the time and cost are important, then macro estimates must be chosen. T F 4) Ratio methods are always extremely accurate. T F 5) Apportion Method is used when an unusual amount of uncertainty surrounds a project