# How to Calculate a Variance Between Two Numbers?

Variance is a common formula used in statistics. Variance looks at how much a number is different from the mean of all the numbers. In order to calculate the variance between two numbers, you need ...
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http://www.ehow.com/how_8121877_calculate-variance-between-two-numbers.html

## How to Determine the Percent Variance Between Two Numbers?

Percent variance is also known as percent change. The percent variance shows the percent increase or decrease from the original number. Percent variance is used in areas such as business, where an ...
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http://www.ehow.com/how_6530634_determine-variance-between-two-numbers.html

## How to Calculate Variance?

Variance formulaVariance is an extremely important statistic, and is usually one of the first formulas taught in any statistics course. Variance is used to measure variablity within data. It is usu...
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http://www.wikihow.com/Calculate-Variance

## How to Calculate Average Variance?

Variance is a measure that describes how a set of numbers is spread around the mean of the number set. The larger the variance, the further the values are spread out. Variance is closely related to...
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http://www.ehow.com/how_8271600_calculate-average-variance.html

## How to Calculate Variance With a Calculator?

Variance is a term in statistics used to measure how much variation there is in a set of numbers. For example, the set "1, 1, 1" has a variance of zero, since the numbers never vary. But the number...
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http://www.ehow.com/how_8246526_calculate-variance-calculator.html