variance

/'veəriəns/
Noun
  1. an activity that varies from a norm or standard
    • any variation in his routine was immediately reported
  2. an official dispensation to act contrary to a rule or regulation (typically a building regulation)
    • a zoning variance
  3. the quality of being subject to variation
  4. a difference between conflicting facts or claims or opinions
    • a growing divergence of opinion
  5. the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value
  6. discord that splits a group
  7. an event that departs from expectations

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variance
The variance in the data set was calculated by the statistician.