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Data considerations for
Wafer Plot
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The data must include at least three columns of numeric data
The columns must have the same number of rows. You cannot include any columns with text or date/time data.
Collect data using best practices
To ensure that your results are valid, consider the following guidelines:
Make certain that the data represent the population of interest.
Collect enough data to provide the necessary precision.
Measure variables as accurately and precisely as possible.
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