The data in the table below represent time study observations for a woodworking operation. (Hint: See Solved Problems section.) OBSERVATIONS (minutes...

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The data in the table below represent time study observations for a woodworking operation. (Hint: SeeSolved Problems section.)OBSERVATIONS (minutes per cycle)PerformanceElementRating23456CO NO110%1.20 1.17 1.161.221.241.151150.830.87 0.780.820.851.32*1050.58 0.53 0.52 0.59 0.600.54*Unusual delay, disregard time.a. Based on the observations, determine the standard time for the operation, assuming an allowance of 15percent of job time. (Round your intermediate calculations and final answers to 3 decimal places.)ElementStandard timeb. How many observations would be needed to estimate the mean time for element 2 within 1 percent of itstrue value with a 95.5 percent confidence? (Round your intermediate calculations to 3 decimalplaces and round up your final answer to the next whole number.)Number of observationsc. How many observations would be needed to estimate the mean time for element 2 within .01 minute ofits true value with a 95.5 percent confidence? (Round your intermediate calculations to 3 decimalplaces and round up your final answer to the next whole number.)Number of observations