Separate Signal From Spreadsheet Noise
Distinguish routine variation from a signal that deserves investigation.
Compare the point to the pattern before you escalate. Routine variation Routine variation is the ordinary wobble of a process. It is visible as a band of values around a typical level. Acting on every wobble creates churn in the team and can make the process worse. Possible signal A signal is a value or pattern that the prior process does not explain well: a run of values on one side, a repeated climb, a segment-specific break, or an outlier worth investigating. Measurement change A pipeline change, new definition, missing data, or mix shift can create a fake signal. Always…
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