CHOCHITO, S.A homemade sweets factory wants to determine thenormal time and standard time for packaging and packaging of itsvariety of products. The following table contains the data about arecent study, regarding the measurement of the elements to becarried out. A measurement is considered incorrect if it has avariability greater than +/- 10%, therefore it must be eliminatedfrom the calculation. Knowing that the company grants its workers30 minutes for the necessary delay and fatigue:
Work elements   Cycles in minutes R
| 1. Take a container | 1.7 | 1.8 | 2.2 | 1.7 | 2.3 | 1.9 | 2.1 | 1.8 | 2.2 | 1.7 | 130% |
| 2. Fill the container | 4.3 | 5.7 | 4.4 | 5.6 | 4.6 | 5.5 | 4.6 | 5.4 | 4.7 | 5.3 | 120% |
| 3. Cover the container | 3.4 | 4.6 | 3.5 | 4.5 | 3.6 | 4.4 | 3.7 | 4.3 | 3.8 | 4.2 | 110% |
| 4. Place the label | 1.9 | 2.1 | 1.8 | 2.2 | 1.7 | 2.3 | 1.8 | 2.2 | 1.7 | 2.3 | 120% |
| 5. Place 24 containers per box | 2.3 | 1.8 | 2.2 | 1.7 | 2.3 | 1.9 | 2.1 | 1.8 | 2.2 | 1.7 | 140% |
6. Stack the full boxes | 7 | 9 | 6.8 | 9.2 | 6.9 | 9.1 | 7.1 | 8.9 | 7.2 | 8.8 | 120% |
Calculate:
a. Normal time and standard time
b. Calculate the number of boxes per worker
