EC1 - distribution for a p-chart (yes-no attribute) is...

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Extra Credit Topic #1: Why Is It "Normal?" Control charts are a popular (and often reasonable) way to statistically monitor a processes' performance. They are used for both variables (i.e. quantitative measures) and attributes (qualitative measures). Our authors state that the underlying statistical
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Unformatted text preview: distribution for a p-chart (yes-no attribute) is Binomial. ...BUT. ....for large samples can be approximated by a Normal (bell-shaped) distribution! Wow! Why is this true? PLEASE send me your FINAL response via the Digital Drop Box. Be sure your response includes your name and the course number....
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