A time study was conducted on a job that contains four elements. The observed times and performance ratings for six cycles are shown in the following table. Click here for the Excel Data File a. Determine the average observed time for each element. (Round your answers to 3 decimal places.) b. Find the normal time for each element. (Round your answers to 3 decimal places.) c. Assuming an allowance factor of 23 percent of job time, compute the standard time for this job. (Round your answers to 3 decimal places.)