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(Solution Library) A time study was conducted on a job that contains four elements. The observed times and performance ratings for six cycles are shown in

Question: A time study was conducted on a job that contains four elements. The observed times and performance ratings for six cycles are shown in the following table.

Element Rating 1 2 3 4 5 6
1 0.9 0.44 0.5 0.43 0.45 0.48 0.46
2 0.85 1.5 1.54 1.47 1.51 1.49 1.52
3 1.1 0.84 0.89 0.77 0.83 0.85 0.8
4 1 1.1 1.14 1.08 1.2 1.16 1.26
  1. Determine the average cycle time.
  2. Find the normal time for each element.

c Assuming an allowance factor of 15 percent of job time, compute the standard time for this job.

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