Styles - 1 2 . 1 3 1 . 4 . 1 . 5 . 1 A time study was conducted on a task that consists of four elements. The observations and performance ratings for six cycles are shown in the following table. Observations (minutes per cycle) Element Performance Rating 2 88% 0.47 0.45 0.42 0.50 0.50 0.41 74 1.43 1.52 1.46 1.40 1.46 1.47 116 0.84 0.87 0.82 0.76 0.87 0.89 104 125 1.23 1.23 1.29 1.30 1.23 a. Calculate the average time for each element. (Round the final answers to 2 decimal places.) Element Performance Rating 28% minutes 74 minutes 3 116 minutes 104 minutes b. Calculate the normal time for each element. (Round the final answers to 3 decimal places.) ElementPerformance Rating NT 88% minutes 2 74 minutes 116 minutes 104 minutes c. Assuming an allowance factor of 12 percent of workday, calculate the standard time for this task. (Round the final answers to 2 decimal places.) ElementPerformance Rating ST 889% minutes 74 minutes 116 minutes 104 minutes