system.kanoa.quality.spc.rule2(valueList, mean)

Rule 2: Nine (or more) points in a row are on the same side of the mean (shift)

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Parameters

valueList list[float]: A list of values
mean Float: Mean value of the valueList

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Returns

ruleViolation Boolean
resultSet List of Boolean values ruleViolation for each value in the valueList

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Example

valueList = [101, 102, 103, 101, 104, 102, 105, 103, 106]
mean = 100
result = system.kanoa.quality.spc.rule2(valueList, mean)