Dustin Robillard

Normal Curves and Sampling Distribitions

Emperical Rule

68% of the data values will lie within 1 standard deviation

95% of the data values will lie within 2 standard deviation

99.7 of the data values will lie within 3 standard deviation

Properties of Normal Curves

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Control Chart

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Out of Control Signals

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Z Score Calculation

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Standard Scores

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