Consider the following table of simulation results.
![](https://test.transtutors.com/qimg/33e8827a-8a06-4fe4-9c74-3b582ba3998d.png)
a. Construct 95% confidence intervals for the workstation % busy time for each scenario.
b. Construct a paired-t confidence interval, a = 0.05, to compare the percent busy time of a workstation for two scenarios