Diff in Intelligence

Diff in Intelligence

1. improves, but reliable

2. Age

   • Flynn Effect
     • improved
       • environment
       • education
       • test-taking abilities

3. Gender

   • controversial, with diff closing in
   • men- higher standard deviation; same average
     • better on spatial
   • may be caused by social differentiation
   • women
     • better on emotional

4. Ethnicity

   • discrimination- nutrients, opportunities etc..
   • heritability within group doesn't mean heritability within groups