Comment on Storks Deliver Babies (p= 0.008) (2000) [pdf]parentComments−astrange4yI was thinking of an air conditioner - a perfect A/C would mean the temperature is flat. Although hmm, I think R^2 is undefined rather than 0 there.But basically, it's a "if you do it right, it'll look like you've done nothing at all" situation.−Rury4yWhat variables are you correlating in that example? It seems to correlate just fine if your measuring energy inputed to heat the room vs work done by air conditioner.
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I was thinking of an air conditioner - a perfect A/C would mean the temperature is flat. Although hmm, I think R^2 is undefined rather than 0 there.
But basically, it's a "if you do it right, it'll look like you've done nothing at all" situation.
What variables are you correlating in that example? It seems to correlate just fine if your measuring energy inputed to heat the room vs work done by air conditioner.