Yogi Berra said it best: "Predictions are difficult, especially about the future" . . .
Since ancient times, scientists have leveraged statistically significant correlations for their predictive validity.
If Event “A” correlates event “B” with 95% predictive validity, then you can use this fact to predict events. While it might be nice to unravel the cause, it’s the science of the correlation that matters.
I have these notes on the use of statistically significant correlations and it’s predictive validity.
This Google Trends keyword suggestion list is just plain creepy: