The level of cholesterol in mgdL is an important index for h

The level of cholesterol (in mg/dL) is an important index for human health. The sample is n = 5. The following summary statistics are obtained from cholesterol measurements: sigma 30 i = 1 xi = 140.03, sigma30 i = 1 ri = 13.63, sigma 30 i = 1 si = 5.10 Find trial control limits for X and R charts. Repeat part (a) forX and S charts.