PSYC 102 Lecture Notes - Lecture 4: Intelligence Quotient, Army Alpha, Normal Distribution

• School: UBC
• Department: Psychology
• Course: PSYC 102
• Professor: Darko Odic

Document Summary

Phrenology the person"s intelligence and abilities is measured by brain size and bumps on the skull. To measure aptitude through skills like reasoning, rhyming, social norms, etc. To calculate each child"s mental age: how well the child performs compared to other children of their age. Stanford-binet test to implement its own version for soldiers. A common unit that can be applied across situations, difficulties and ages. A way to meaningfully determine how each score compares to the broader population. To give it to thousands of people so we can have a baseline of performance and an understanding of how many different people do on the same questions. Intelligence quotient (iq) the standard unit of intelligence is a statistic obtained by dividing a person"s test score by the average test score of people in the same age group and then multiplying the quotient by.