[KongchangAI]
Verified65% confidenceTradeoffExact time

Statistical significance does not equal practical significance; even if the p-value is very small, if the actual improvement is negligible its engineering value remains limited—this corresponds in statistics to the distinction between statistical power and effect size.

3
Sources
65%
Confidence
Long-term
Relevance
7/13/2026
First Seen

Sources

McNemar检验对比机器学习模型:随机种子下的正确用法
redditr/learnmachinelearning7/11/2026

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