Next, we have to enter labels to write the Title name. Now you have to select the data point in box no-3, and then enter “5” in box-4. In the box no-1, you can able to see the data point’s column. Now just give more focus on below dialog box, because I will be describing one by one here. Step-3:Īfter selecting the “X-bar & Range chart”, such dialog box will appear on the screen. Just follow the step-2 to step-5 in the above figure to select the “Average & Range” type control chart. If you would like to know the selection process of different types of Control Chart then read the articles as “ What is SPC?”. Now we are supposed to select the Average and range type Chart (because length readings are variable data and we have taken subgroup size is 5). Now delete the first number in column 18, type in an '', and run your regressions using the heights in column 18, saving the residuals. It is best to copy the data first so we do not lose anything. Length of Block=120☑mm, Subgroup Size=5, Sample frequency=5 sample perĪs you can see in the above figure, the same 100 numbers reading has been entered in box no.1. One way to do that is to replace the Height value for that subject with an ''.
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