For a two-tail hypothesis test,the level of significance is the sum of both tail areas.

Name: For a two-tail hypothesis test,the level of significance is the sum of both tail areas.
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In a two-tail hypothesis test, the level of significance is divided equally between the two tail areas. Therefore, the level of significance for each tail is half of the overall level of significance, and the sum of both tail areas equals the level of significance.

For a Two-Tail Hypothesis Test,the Level of Significance Is the Sum