Advanced Production

The data in the following table represent time-study observations on a new operation with three work elements. On the basis of these observations, find the standard time for the process. Assume an 8% allowance factor.

Element-1,2,3.
Performance Rating-105%,90%,115%.
Observation (seconds per cycle
1)110.2,114.7,109.2
2)110.8,115.7,109.3
3)112.3,114.8,109.2
4)108.7,114.2,108.9

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