Synonyms for variance

noun

• a difference between conflicting facts or claims or opinions
• an activity that varies from a norm or standard
• discord that splits a group
• an event that departs from expectations
• the quality of being subject to variation
• an official dispensation to act contrary to a rule or regulation (typically a building regulation)
• the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value