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.

				OBSERVATIONS (minutes per cycle)
Element		Performance Rating			1		2		3		4		5		6
1		85	%		0.40		0.45		0.35		0.35		0.35		0.35
2		80			1.40		1.40		1.35		1.35		1.35		1.40
3		125			0.75		0.75		0.65		0.70		0.75		0.70
4		110			1.00		1.05		1.00		1.05		1.05		1.10

a. Determine the average cycle time for each element. (Round your answers to 3 decimal places.)

Element	Average cycle
1
2
3
4

b. Find the normal time for each element. (Round your answers to 3 decimal places.)

Element	Normal time
1
2
3
4

  
c. Assuming an allowance factor of 10 percent of job time, compute the standard time for this job. (Round your answers to 3 decimal places.)

Element	Standard time
1
2
3
4

Answer 1

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