Quote:
Originally Posted by samwichse
I bet if you ignore the rocket tabs and do a fit of temp vs summer tires with the rocket tab/non rocket tab data together, you'll get a niceer R^2.
IE: No significant effect from the tabs.
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I expect you're right. Definitely a limitation of real-world data though is that variables aren't controlled for.
But, one thing I definitely did not see was an instant 20% boost in economy.