1. Discuss how the same date could be used for explainingconfidence intervals for the difference in means and proportions. (include what would be some differences in the analysis and interpretation.)
2. Explain which confidence intervals can be used todiagnose the output of a process (or the process) in the company that you are working in.
3. Find a example of a historical data on an important characteristic of a process (performance, breakdowns, etc.), which has been "improved" using any available techniques.Based on the information (before and after), explain how to carry out a single factor experiment.

Reference data

\f