A methods and measurements analyst needs to develop a time standard for a certain task. In a preliminary study, he observed one of his workers perform this task five times, with the following results: Observation 1 2 3 4 5 Time(Seconds) 84 76 80 84 76 How many observations should be made if the analyst wants to be 99.74 percent confident that the maximum error in the observed time is two seconds

lbc corporation makes and sells a product called product wz. each unit of product wz requires 4.1 hours of direct labor at the rate of $20.00 per direct labor-hour. management would like you to prepare a direct labor budget for june. the company plans to sell 28,000 units of product wz in june. the finished goods inventories o

1. avoid them

2. a talk with them

3. ask someone you trust

4. ignore

5. call police