please answer parts a, b, and c

A time study was conducted on a job that contains four elements. The observed times and performance ratings for sixcycles are shown in the following table. Zement Terformance Rating 350 80 105 90 1 0.36 1.26 0.71 0.96 OD SHRVATIONS minutes per cycle) 3 4 5 0.41 0.31 0.31 9.31 1.36 1.31 1.31 0.71 0.61 0.66 0.71 1.01 0.96 1.01 1.01 1.31 0.31 1.36 0.66 1.06 3 Click here for the Excel Data File a. Determine the average cycle time for each element. (Round your answers to 3 decimal places.) Average cycle Element 1 2 3 4 b. Find the normal time for each element. (Round your answers to 3 decimal places) Normal time Element 1 2 3 4 c. Assuming an allowance factor of 6 percent of job time, compute the standard time for this job (Round your answers to 3 decimal places.) Standard time Element 1 2 3 4