7.5 Measures of Intelligence — When a Test Score Decides Life or Death | Psychology 2e
After this lesson you will be able to…
- Understand how IQ scores have been used in high-stakes legal decisions.
- Learn about the pioneers and original purpose of intelligence testing.
- Recognize the cultural and subjective biases present in early intelligence tests.
- Differentiate between standardization and norming in intelligence testing.
- Understand David Wexler's contribution to intelligence testing and his broader definition.
- Explain how IQ scores are distributed on a bell curve with a mean of 100.
- Learn about the Flynn effect and its environmental explanations for rising IQ scores.
- Identify the criteria for diagnosing intellectual disability, including IQ and adaptive functioning.
- Understand the shift from "mental retardation" to "intellectual disability" and its complexities.
- Challenge common stereotypes about gifted individuals with evidence from longitudinal studies.
- See how IQ tests uncover hidden educational needs beyond behavioral observations.
- Understand the historical weaponization of IQ test data in the American eugenics movement.
- Explore the landmark Supreme Court case Atkins v. Virginia regarding IQ and capital punishment.
- Examine how the legal system grapples with rigid IQ score cutoffs in capital punishment cases.
- Reflect on the ongoing efforts to refine IQ testing for accuracy, equity, and cultural fairness.
AI Tutoring Available
- Pause and ask a question
- 2 assignments available
0.0
(0)This lesson explores how intelligence testing evolved from Alfred Binet's simple tool for identifying struggling French schoolchildren into a high-sta...
Assignments Preview
Quiz: History, Mechanics, and Ethics of IQ Testing
FundamentalsAnswer the following questions based only on the video lesson you just watched. No outside knowledge is required — all answers can be found in the video.
Practice: IQ Testing, Measurement, and the Law
PracticeAnswer each question using what you learned in the video lesson. Questions progress from recall to application, so read carefully before responding.