A process is to be monitored with standard values = 10 and = 2.5. The sample

A process is to be monitored with standard values µ = 10 and σ= 2.5. The sample size is n = 2.
(a) Find the center line and control limits for the x chart.
b) Find the center line and control limits for the R chart.
(c) Find the center line and control limits for the s chart.