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
µ1 = µ2
< 10−5
Reject
µ2 = µ3
0.62
Fail to reject
µ1 = µ3