For the math show your work. General questions need to be typed.

$1.$ Compute Earliest Due Date Calculations $($including average flow time, average lateness and average tardiness and Shortest Processing Time Calculations including the above mentioned items for the following jobs.

Job # Processing Time Due Date

$11420$

$2823$

$31012$

$4626$

$5414$

$2.$ Hospital administrators wanted to understand and better control the waiting time of patients in the emergency department. They decided to do some sampling so they could compute x$-$bar charts and R$-$charts. They decided for their sample group to use the first $5$ patients admitted each shift $(3$ shifts a day$).$ Will they get the information that they desire? Why or why not? What is wrong with this approach? What could they do to get the information they desire?

$3.$ We have a spray$-$painting operation for flowerpots. We found the following errors in the $3000$ pots we spray$-$painted. $167$ had uneven paint, $90$ had drips running down the side, and $120$ had white spots that had been missed. What is the epmo for this situation?