Question: An initial time study was done on a process with the following results (in minutes). Based on the data obtained so far, assuming an allowance

An initial time study was done on a process with the following results (in minutes). Based on the data obtained so far, assuming an allowance of 20 percent of the normal time, what do you estimate for the time per customer served, based on this preliminary sample? (Round all intermediate calculations to two decimal places.)

The time per unit customer served is _____ minutes. (Enter your response rounded to two decimal places.)

Element	Performance Rating	Obs 1	Obs 2	Obs 3	Obs 4	Obs 5
Element 1	70	3	6	4	6	6
Element 2	120	9	11	8	8	9
Element 3	80	6	8	6	8	7

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