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You can test your visitors' reaction to your modification, for example, by defining the variation distribution of a modification so that only some of your visitors get a specific content variation. You can then compare the variations against each other.

In the Frosmo Control Panel, the comparison group feature automatically places 10% of your visitors into a group that will not get the modification. The comparison group can be enabled or disabled for each modification before the modification is activated. Comparison groups can be used for long-term monitoring of modification performance.

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