Process of assembling water filter

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Reference no: EM132185477

An initial time study was done in a process of assembling water filter with the following results? (in minutes). The process has two steps? (elements). Five observations were taken on each of the steps performed by one of the workers. Based on the data obtained so? far, assuming an allowance of 18 percent of the normal? time, what do you estimate for the time to assemble one water? filter, based on this preliminary? sample? ?(Round all intermediate calculations to two decimal? places.)

Element 1: Performance Rating: 90. Obs 1: 3, Obs 2: 5, Obs 3: 6, Obs 4: 6, Obs 5: 5. Average time (minutes): 5.0

Element 2: Performance Rating: 110. Obs 1: 11, Obs 2: 8, Obs 3: 8, Obs 4: 10, Obs 5: 10. Average time (minutes): 9.4

The total normal time per unit is ______ minutes. ?(Enter your response rounded to two decimal? places.)

The standard time per unit is _______ minutes. ?(Enter your response rounded to two decimal? places.)

Reference no: EM132185477

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