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SXX. SXX is one of the components computed in finding the correlation and regression. It is a measure of variability. It is also known as the sum of squares of the variable x. Key Vocabulary: Standard Deviation: The formula for standard deviation uses the sum of the squares of the deviations from the mean. This is a good indicator of spread or ...

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Stoma pancaking. Pancaking occurs when the stool sits on and around the ssxx.toma and fails to drop down into the appliance. As more stool comes out there is nowhere for it to go so often。

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