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Table 12 Chi-squared test—results

From: Is bigger always better? A controversial journey to the center of machine learning design, with uses and misuses of big data for predicting water meter failures

Test p-value alpha = 0.05 alpha = 0.01
Χ2 (1,2) < 10−5 Reject Reject
Χ2 (2,3) 0.125 Fail to reject Fail to reject
Χ2 (1,3) < 10−5 Reject Reject