Question: The data in the following table represent time-study observations for a metalworking process. On the basis of these observations, find the normal time for each
The data in the following table represent time-study observations for a metalworking process. On the basis of these observations, find the normal time for each element and the standard time for the process, assuming a 25% allowance factor.
ELEMENT 1 2 3 4 PERFORMANCE RATING (%) 90 100 115 90 OBSERVATIONS (MINUTES) 2 3 4 5 1.70 1.66 1.91 1.85 7.30 6.80 7.10 15.30* 9.50* 3.80 2.90 9.90 12.00 1 1.80 6.90 3.00 9.00* 10.10 11.10 12.30 6 7 1.77 1.60 7.00 6.40 3.10 3.20 11.90 12.00
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Measurement data Element 1 180 690 300 1010 1110 1230 D... View full answer
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