A statistical test may be significant yet have no practical importance.

Question

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Statistical significance refers to the likelihood that an observed difference between groups or the relationship between variables is not due to chance. However, practical significance refers to whether the observed difference or relationship has any practical or meaningful importance in the real world. It is possible for a statistical test to be significant but the difference or relationship observed is so small that it has little practical relevance or impact.

A Statistical Test May Be Significant Yet Have No Practical