However, age of your granddad when he had kids influences longevity of the grandkids. Is that correlation or causation?
With the diet of a woman during pregnancy, there is a direct causal link to, among other things, life expectancy of the grandchild.
How this variable be accounted for?
inb4 magnets
@NotThamesWater started
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With the diet of a woman during pregnancy, there is a direct causal link to, among other things, life expectancy of the grandchild.
How this variable be accounted for?
inb4 magnets