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.) 1 5 Element Grasp and place bag Fill bag Seal bag Place bag on conveyor Performance Rating 110% 90 % 110% 85% 7 36 14 8 Observation (seconds) 2 3 4 9 9 12 42 36 16 14 21 7 9 294 39 6 112* 17 35^ 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 = 89.26 seconds (round your response to two decimal places). observations b) The number of observations that are required for a 99% confidence level within 5% accuracy (round your response up to the next whole number). 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.) 1 5 Element Grasp and place bag Fill bag Seal bag Place bag on conveyor Performance Rating 110% 90 % 110% 85% 7 36 14 8 Observation (seconds) 2 3 4 9 9 12 42 36 16 14 21 7 9 294 39 6 112* 17 35^ 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 = 89.26 seconds (round your response to two decimal places). observations b) The number of observations that are required for a 99% confidence level within 5% accuracy (round your response up to the next whole number)