Question: do fast and correctly. I would not thumb up for wrong answer. 4. Three people work on the same task. namely doing the packaging of
do fast and correctly.
I would not thumb up for wrong answer.

4. Three people work on the same task. namely doing the packaging of goods. The number of items used by each of these people at different times is shown in the table below: people 11.00 12.00 13.00 - 14.00 16.00 - 17.00 Calculate the variance between "hours worked\" (row)
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