Who made the first successful attempt to formally measure intelligence in 1905?
- William Stern and Charles Spearman
- Alfred Binet and Theodore Simon
- Howard Gardner and Robert Sternberg
- Louis Thurstone and J.P. Guilford
Show answer and solution
Correct answer: B. Alfred Binet and Theodore Simon
1. The chapter dates the first formal intelligence measurement to 1905.
2. It credits the attempt to two French psychologists working together.
3. They are named as Alfred Binet and Theodore Simon.
4. Their scale was revised in 1908 and introduced the concept of Mental Age.
5. Hence the 1905 measurement is by Binet and Simon.
_Source: syllabus Psychology Ch 1 "Variations in Psychological Attributes", p. 10, Assessment of Intelligence_