# How to Find a Mean Difference?

Mean differences are a form of statistical measurement, used to find the difference between two separate values. Means are alternative ways of describing averages, which are the statistical norm or...
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http://www.ehow.com/how_8164091_mean-difference.html

## Whats difference between 16mm and 35mm and other mm in cameras i mean any performace difference ?

There are two meanings of "mm" in cameras.One is the size of the film in film cameras. The standard compact, SLR and disposable cameras used 35mm film. This had a frame measurement of 24mm x 36mm...
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http://answers.yahoo.com//question/index?qid=20100111081820AAA8p2v

## How to Find the Percent Difference?

Percent difference compares two things that are on the same scale and are numeric. For example, you could compare two salaries or two test scores (if the grades are numeric) or two weights. You c...
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## How to Find the Difference in Percentages?

Percentage is a useful way to highlight differences between any two things. You must first calculate the average quantity of the values then describe the percentage difference objects are from the ...
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http://www.ehow.com/how_8498379_difference-percentages.html

## How to Find the Percentage Difference of Two Numbers?

The percentage difference or change between two numbers expresses the significance of the change rather than just the numerical difference. For example, a decrease of four minutes in the time it ta...
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