The times recorded by the owner for the ten boxes are as follows: Note: 20 books per box, performance rating factor of 0.93, personal break/allowance...

The times recorded by the owner for the ten boxes are as follows:

Note: 20 books per box, performance rating factor of 0.93, personal break/allowance factor of 0.02.

Observations: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Time (min): 10.23, 10, 9.88, 9.97, 10.15, 10.30, 10.24, 11, 11.25, 10.88

1. Determine if the sample size of 10 observations was sufficient to meet the bookstore owner's expectations. He wants an accuracy within 2% and a confidence level of 99%
2. The job of packaging CDs in used books can be tedious. Suggests ways the owner should use motivation and incentive techniques to change the psychological component of this type of work to a more a positive one so that turnover for this function is decreased
3. Does this new operation of the bookstore contribute to sustainability?
4. Assuming sales have been a great success because the owner has been inserting new software disks into used textbooks. Now growth is becoming an issue. Apply the SCOR model to recommend how the bookstore owner should design the supply chain of his operation.