Question: 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).

An initial time study was done in a process of

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 10 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 Element 1 Element 2 Performance Rating 110 120 Obs 1 3 9 Obs 2 4 8 Obs 3 6 10 Obs 4 3 11 Obs 5 6 10 Average Time (minutes) 4.4 9.6 The total normal time per unit is minutes. (Enter your response rounded to two decimal places.) The standar time per unit is minutes. (Enter your response rounded to two decimal places.)

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