va
riance
Plural
variances
1
a difference or deviation from what is expected or typical
- The temperature variance this year was higher than usual.
- There was a slight variance in the experiment’s results.
- Economic variance can impact market stability.
- Genetic variance contributes to species diversity.
- The report showed a variance between projected and actual sales.
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2
an official permission to act contrary to a rule, law, or regulation, especially in building or zoning
- They applied for a variance to build beyond the lot line.
- The city council granted a variance for the unusually tall structure.
- Without a variance, the renovation would have violated code.
- The variance allowed temporary use of the space as a café.
- Contractors must secure a variance for nonconforming designs.
3
the state or quality of being subject to change or variation
- The variance of temperature from day to night is significant.
- Natural variance in rainfall affects crop yield.
- Statistical variance measures the spread of data.
- Biological traits show considerable variance across populations.
- The variance in test scores surprised the teachers.
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4
a measure of the dispersion or spread of a set of data points in statistics, representing the average squared deviation from the mean
- In statistics, variance is a measure of how spread out the values in a data set are around the mean.
- The variance of a random variable is the expectation of the squared deviation of that variable from its mean.
- A low variance indicates that the data points tend to be close to the mean, while a high variance suggests that the data points are more spread out.
- The variance formula involves summing the squared differences between each data point and the mean, divided by the number of data points.
- Variance is an important concept in probability theory and is used in various statistical analyses, such as hypothesis testing and regression analysis.
5
disagreement that divides a group
- Internal variance caused the team to split.
- Family variance arose over the inheritance.
- Political variance disrupted the organization.
- Cultural variance sometimes leads to social tension.
- The union faced variance over contract negotiations.
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6
an event or occurrence that departs from expectation
- The sudden snowstorm was a variance from the forecast.
- His promotion was a variance from predicted outcomes.
- The product's success was a variance from market analysis.
- The experiment's failure was a variance from the hypothesis.
- Unexpected rain was a variance in the festival plans.
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