An intelligence quotient (IQ) is a total score derived from several standardized tests designed to assess human intelligence. The abbreviation IQ was coined by the psychologist William Sterne for the German term Intelligenzquotient, his term for a scoring method for intelligence tests at University of Breslau he advocated in a 1912 book.
Answer: Ronald Reagan became the oldest president when he was elected in 1980 at the age of 69.
President Gerald Ford. After passing Ronald Reagan on Sunday, Gerald Ford became the oldest living United States President in history at 93 years old. Ford was born on July 14, 1913 in Omaha, Nebraska and has been alive for 93 years and 121 days.