Based on a careful work study in the Hofstetter Corp., the results shown in the following table have been observed Element Prepare daily reports Photocopy results Label and package reports Distribute reports Performance Rating 120% 115% 90% 90 % 1 35 12 3 14 Observation (minutes per cycle) 2 3 4 40 9 2 17 *Photocopying machine broken, included as delay in the allowance factor Power outage, included as delay in the allowance factor The allowance factor for this type of work is given to be 15% a) The normal time for the "prepare daily reports operation The normal time for the "photocopy results" operation = minutes (round your response to two decimal places). The normal time for the "label and package reports operation = minutes (round your response to two decimal places) The normal time for the "distribute reports" operation = minutes (round your response to two decimal places) The normal time for the overall process = minutes (round your response to two decimal places) b) The standard time for this process = minutes (round your response to two decimal places) c) The number of observations that are required for a 90% confidence level within 5% accuracy=[](round your response to the immediate higher whole number) 33 35 4 22 (Round all intermediate calculations to two decimal places before proceeding with further calculations) minutes (round your response to two decimal places) 41 15 5 16 5 40 12 4 D