... Because the test scores don't lie on a normal distribution. That's why "you shouldn't use a normal distribution." Traits important for survival aren't normally distributed...
-
-
X amount of people have Y IQ would be wrong if there is no normal curve, for instance.
-
Nobody expects these estimates to be perfect
-
Well they're horribly flawed as I've shown.
-
Slightly off at the edges doesn't necessarily concern me that much
-
It has implications for the whole so-called curve, not only at the edges. That was only an example.
-
Wake me up when you have specific examples of things that aren't working
-
I just did... The stats are 'inappropriate' because they don't fall on a normal curve. Hell, even reaction time, one of the oft-touted IQ correlates isn't normally distributed (never mind the fact that it's not a good correlate of g in the first place.
- 1 more reply
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.