The Dubuque Cement Company Packs 80 Pound Bags Of Concrete Mix Time Study Data F

The Dubuque Cement Company packs 80-pound bags of concrete mix. Time-study data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company’s policy is a 23% allowance for workers.a) Compute the standard time for the bag-packing task.b) How many observations are necessary for 99% confidence,within 5% accuracy?Please show all calculations