Which are the best two charts to show trends in a process?

Related MCQs

• Statistical Process Control uses diagrams called "Control Charts." These charts depict horizontal, parallel lines to represent ______________ standard deviations.
• Trend charts reflect the relative status of a program. Trend charts are effective means of ______________.
• Pattern in control charts which show the tendency to cluster around central line is termed as:
• Identify the charts which might give an indication of process going out of control (before the process has actually changed)
• Consider two factors A and B, each with two levels. If there is no interaction between these two factors, the difference in the response variable between the two levels of factor A would be ______________ the difference between the two levels of factor B.
• When data is plotted on the control charts, the data is of two types: R and -bar. The R data represent points of a ______________ while the X-bar data represent points of a (n) ______________.
• R charts are used for controlling ______________ of a process.
• X bar charts are uses to control the ______________ of a process.
• –––––––– are the charts that identify potential causes for particular quality problems.
• Attribute charts may be used when: