Statistical distributions of this measurement nearly always have a standard deviation of 15 points, meaning that most of the population falls between 70 and 130 on this scale.
David Wechsler names two of the most common tests used to obtain this measurement, which may cause stereotype threat in minorities. The Flynn effect, a noted rise in the average of this measurement over time, may be attributed to nutrition, disease prevention or heterosis. Statistical distributions of this measurement nearly always have a standard deviation of 15 points, meaning that most of the population falls between 70 and 130 on this scale. For 10 points, name this value that purports to rate cognitive ability and was studied in the early 1900s by Binet and Terman.
David Wechsler names two of the most common tests used to obtain this measurement, which may cause stereotype threat in minorities.
intelligence quotient [or IQ; prompt on intelligence]