If correlation is not causation, what is?

first PregnancyEven those who can't verify the difference between a t-test and a chi-square are old with a base generalisation of epidemiology: correlation does not coequal causation. In other words, modify if Event A happened before Disease B, it does not mean that A caused B.For example, in terminal 100 years deaths from infectious diseases has declined precipitously. During the same time span, the nonprofessional ingest ofPregnancy info
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