Answer Happy

The Money Pit Mortgage Company is interested in monitoring the performance of the mortgage process. Feen samples of five completed mortgage transactions each were taken during a period when the process was beleved to be in control. The times to complete the transactions were measured. The means and ranges of the mortgage process transaction times, measured in days, are as follows Sample Mean Range Subsequently, samples of ere taken from the process every week for the next 10 weeks. The times were measured and the following results obtained 1 2 3 4 $ 6 7 8 9 10 11 12 13 14 15 20 17 11 20 15 15 18 19 16 17 18 12 14 12 15 9 13 6 10 11 10 14 17 12 12 12 8 11 13 15 Sample Mean Range 14 17 18 19 20 21 22 23 24 25 14 17 12 18 20 25 23 21 12 10 . 8138 6 14 16 Click the icon to view the table of factors for calculating three-sigma limits for the chart and Richa a Consiruit the control charts for the mean and the range, using the original 15 samples Set up the chart by specifying the center line and three-signa corbul links below. (Enter your responses rounded to tredecimal places) Rehart UCLA A 18 13 LC