Question: What are the upper and lower control limits for an R chart with a sample size of five? The time to make beds at a

What are the upper and lower control limits forWhat are the upper and lower control limits for an R chart with a sample size of five?

The time to make beds at a motel is supposed to fall into an agreed-on range of times. A sample of five maids was selected to evaluate their efficiency, and the time needed to make a bed was observed on three different occasions: Service Time (in seconds). Maid Sample 1 Sample 2 Sample 3 Holland 110 90 150 Lindsey 180 120 140 Marie 155 130 175 Cindy 120 140 90 Manny 140 185 155

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