The case involved an inmate, Johnny Paul Penry, with an IQ in the mid-50s.
The study found persistent cannabis use during teenage years was associated with a drop in IQ of eight points by the age of 38.
“Scientists know now that being a brainiac is not so much about IQ but about executive function,” Golinkoff asserts.
Sports ability, like IQ, is the product of many genes with environmental triggers influencing the “expression” of our base DNA.
Kevin Sabet directs us to studies reconfirming the negative impact of cannabis on IQ in teenagers.
The IQ of the bright child is above 100 and of the dull child below 100.
Words are often written with nasalized finals: n for t sometimes, ng for k almost always, irn (only) for IQ.
The IQ usually remains fairly constant as the child grows older, and thus represents his rate of mental growth.
Now, he is a little character and his IQ matches his height.
An IQ of 125 means that he has picked up knowledge and skill 25 per cent.
1922, abbreviation of intelligence quotient, a 1921 translation of German Intelligenz-quotient, coined 1912 by German psychologist William L. Stern (1871-1938).
Intelligence is a general capacity of an individual consciously to adjust his thinking to new requirements: it is general mental adaptability to new problems and conditions of life. [Stern, "The Psychological Methods of Testing Intelligence," 1914]
IQ or I.Q.