Does the OTR time appear to be stable? , Business statistic homework help
Does the OTR time appear to be stable? , Business statistic homework help
Use the date in table above and answer the following questions in the space provided below:
- Does the OTR time appear to be stable? Why or why not?
- If you were to use a control chart to evaluate stability, which chart would you use? Why?
- What can you learn about the distribution of the installation process?
- Does it appear that the country has an impact on installation time? Why or why not?