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Directions: Use the the Zscore formula and z-scores table to answer question 5 data valuemean Zscore = standars deviation 5. (5 pts llt has been determined that the mean task completion times for making fan belts at 2 auto parts manufacturing facility is 36 minutes. The times are normally distributed with a standard deviation of 2 minutes; a. What percent of belts will take less than 33 minutes to produce? b. What percent of fans will take more than 37 minutes to produce