Homework Help: statistics

Posted by Anonymous on Sunday, April 29, 2012 at 2:08pm.

A widget factory's worker productivity is normally distributed. one worker produces an average of 75 widgets per day with a standard deviation of 20. another worker produces at an average rate of 65 per day with standard deviation of 21. 1)what is the probability that in any single day worker 1 will outproduce worker 2? 2) what is the probability that during one week (5 working days) worker 1 will outproduce worker 2?

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