Current Wentzville, Missouri Population, Demographics and stats in 2016, 2017.
David Wechsler. developed an intelligence test for adults in the US (WAIS), an intelligence test for children (WISC, which has been revised and is now the WISC-IV), and an intelligence test for preschool (WPPSI).
Alfred Binet and Theodore Simon created the first standardized intelligence test in 1916. Francis Galton made the first attempt to create such a test before them, but was un â¦ successful in creating a test because he could find no correlation between physical development and mental development.