Prepare a run diagram for this emergency call data. Use five- minute intervals (i. e., count the calls received in each five-minute interval. Use intervals of 0– 4, 5– 9, etc.). Two or more calls may occur in the same minute; there were three operators on duty this night. What can you conclude from the runchart?
Answer to relevant QuestionsSuppose that a table lamp fails to light when turned on. Prepare a simple cause-and-effect diagram to analyze possible causes. College students trying to register for a course sometimes find that the course has been closed, or the section they want has been closed. Prepare a cause-and-effect diagram for this problem. Define and contrast control limits, specifications, and process variability.Why is it usually desirable to use both a median run test and an up/ down run test on the same data?An automatic filling machine is used to fill 1- liter bottles of cola. The machine’s output is approximately normal with a mean of 1.0 liter and a standard deviation of .01 liter. Output is monitored using means of samples ...
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