GENERIC NAME: Progesterone. BRAND NAME: Prometrium. DRUG CLASS AND MECHANISM: Progesterone is a man-made medication derived from a plant source and is identical to the female hormone, progesterone produced in the ovaries.
Confidence votes 11.0K. The average IQ for an American adult is 98, and reaches spot 18 in countries with the highest IQ average. However, there are several spots in which there are duplicate averages, and the US has the 9th highest IQ average (106 being the highest). Desiree Davidson.
The comparable figure for whites would be about 16 percent. Total black population with IQs over 115: 800,000. Comparable figure for whites: about 30 million. If blacks had the same IQ distribution as whites, the black total would be over 5 million. The data are even more depressing on the downside. An IQ in the 70-75 range, which many psychologists would label borderline retarded, implies a life that is guaranteed to be short of opportunities.