Question: The data below represent time study observations for an assembly operation. Assume a 7% allowance factor. What is the normal time for element 2? Observations

The data below represent time study observations for an assembly operation. Assume a 7% allowance factor. What is the normal time for element 2? Observations (times in minutes) Element Performance Rating 1 2 3 4 5 1 100% 1.5 1.6 1.4 1.5 1.5 2 90% 2.3 2.2 2.1 2.2 2.4 3 115% 1.7 1.9 1.9 1.4 1.6 4 100% 3.5 3.6 3.6 3.6 3.2 Select one: A. 1.96 min. B. 2.02 min. C. 1.7 min. D. 11.2 min. E. 10.1 min

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