Alternate assignment for Week 8 Homework - BUS515 1. How many standard deviations are required for a 98% confidence level? a) 2 b) 2.05 c) 2.17 d) 2.33 e) 2.58 2. With probabilistic time estimates for activities, (p) denotes the _______________________. a) median time b) probable time c) optimistic time d) pessimistic time e) most likely time 3. Which phase in the project life cycle involves evaluating expected costs, benefits, and risks? a) conception b) feasibility analysis or study c) planning d) execution e) termination 4. Who is responsible for the success and failure of a project? a) the CEO b) the program manager c) the project manager d) the project sponsors e) the functional manager 5. Which of the following is a basic difference between work sampling and time study? a) Work sampling does not require any observations. b) Work sampling requires fewer observations to accomplish the same thing. c) Work sampling is better suited for short, repetitive tasks. d) Work sampling does not provide standard times. e) Work sampling is suitable only for assembly lines. 6. What technique eliminates unnecessary tasks and improves the process for completing tasks? a) methods analysis b) job design c) work measurement d) task inversion e) cycle counting