Related MCQs

• The 3 sigma limits on x bar control charts imply that the type I error probability is __________
• Never attempt to interpret the x chart when the R chart indicates the out of control condition.
• Stratification of points on a control chart indicates __________ of natural variability of the process.
• Stratification is defined as ________
• Shift in process level can be seen on the control charts when __________
• Which of these is a cause of trend patterns on a control chart?
• Which chart should be interpreted first when both, x chart, and R chart are indicating a non-random behavior?
• The control limits obtained by specifying the type I error level for the test, are called ________
• When using standard values of process mean and standard deviation, the equation of UCL for a x chart is given as, UCL = μ+AσWhat is the value of A here?
• Unlike x chart, which measures between-sample variability only, an R chart is used to monitor ____