There's a significant positive correlation between height and IQ: https://en.wikipedia.org/wiki/Height_and_intelligence https://en.wikipedia.org/wiki/Height_and

There's a significant positive correlation between height and IQ: https://en.wikipedia.org/wiki/Height_and_intelligence https://en.wikipedia.org/wiki/Height_and_intelligence There's also a correlation between IQ and academic achievement. So, if we did decide for some (undoubtedly bad) reason to reward teachers for happening to have more than average tall students it would be comparable to rewarding them for having more than average high achieving students.