Robustness refers to the extent to which conclusions drawn on the basis of a statistical test (for example,rejection of the null hypothesis)are unaffected by violations of the assumptions underlying the test.

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Robustness is indeed defined as the ability of a statistical test to produce reliable and valid results even when its assumptions are not strictly met. Therefore, conclusions drawn based on a robust test should remain unaffected by minor or moderate deviations from the assumptions.

Robustness Refers to the Extent to Which Conclusions Drawn on the Basis