Rational Subgrouping

Learn how to form rational subgroups so you have the minimum chance for variation to occur within a subgroup and the maximum chance for variation to occur between subgroups. Three different subgrouping examples are used in this animated video to illustrate how to best form and use rational subgroups and how this impacts your Control Charts.
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[@RamakrishnanRukmini]

Excellent presentation giving complete plan details and selection of best plan. SPC is best used for chart preparation i, plan selection and analysis of present performance and control plans. Thanks for sharing. RK

[@nachinachi3756]

Thank you for the simple and good explanation....

[@user-uy7mt7vr6f]

Thanks for the tutorial. One gentle suggestion. The background music is not necessary.

[@SPCforExcel]

Thank you for viewing the video and for your suggestions.

[@awaisrajput007]

What the hell loud music is doing in the background??