Raw scores on IQ tests have _______________ in developed countries for the past several generations.
A) been rising
B) stayed the same
C) been falling
D) fluctuated frequently

Question

Quizplus · Accepted Answer

Raw scores on IQ tests have been rising in developed countries for the past several generations. This phenomenon is known as the Flynn effect, named after psychologist James Flynn, who first observed the rise in IQ scores.

Raw Scores on IQ Tests Have _______________ in Developed Countries