1. How many observations should a time study analyst plan for in an operation that has a standard deviation of 1.7 minutes per piece if the goal is to estimate the mean time per piece to within .4 minute with a confidence of 95.5 percent? (Do not round intermediate calculations. Round up your final answer to the next whole number.)
2. JIT has caused most major chains such as Wal-Mart, Target, Vons, Stater Brothers’ to use Distribution Centers as oppose to Warehouses. Do you agree or disagree? Please explain your position.
3. Apply the PMI Improvement Cycle to televisions, and please be articulte and elaborate.