Homework: Homework: Chapters 10 and E Save Score: 0.5 of 1 pt 2 of 6 (6 complete) HW Score: 91.67%, 5.5 of 6 pts Problem 10.29 Question Help 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. (Round all intermediate calculations to two decimal places before proceeding with further calculations.) 5 Element Grasp and place bag Fill bag Seal bag Place bag on conveyor Performance Rating 115% 90% 110 % 85% 1 9 35 14 9 Observation (seconds) 2 3 3 4 9 8 12 41 40 35 17 13 20 5 8 314 6 114 19 34 * Bag breaks open; included as delay in the allowance factor *Conveyor jams; included as delay in the allowance factor a) The standard time for this process = 89.08 seconds (round your response to two decimal places). b) The number of observations that are required for a 99% confidence level within 5% accuracy = observations (round your response up to the next whole number). Enter your answer in the answer box and then click Check Answer. All parts showing Clear All Check