Math Solutions

(See Steps) The Dubuque Cement Company packs 80 -pound bags of concrete mix. Time-study data for the filling activity are shown in the following table.

Question: 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.

  1. Compute the standard time for the bag-packing task.
  2. How many observations are necessary for 99% confidence, within 5% accuracy?
Element 1 2 3 4 5 PR
Grasp and Place Bag 8 9 8 11 7 110.00%
Fill Bag 36 41 39 35 112 85.00%
Seal Bag 15 17 13 20 18 105.00%
Place Bag on Conveyor 8 6 9 30 35 90.00%

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Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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