Gould - 1982 Flashcards
Who’s work did did Gould examine?
Robert Yerkes
What did Robert Yerkes do?
conduct the largest intelligence test in history
Which movement did Yerkes contribute to?
The Eugenics Movement
What is the Eugenics Movement?
The practice of selecting the most desirable heritable characteristics to improve future generations
What did the Eugenics movement in America lead to?
- legal restrictions on immigration to America
- prevented approx. 6 million Europeans from escaping persecution between 1924-1939
What type of test did Yerkes use?
Psychometric tests
What is a psychometric test?
an assessment which measures and individual’s cognitive ability
What are the advantages to psychometric testing?
- standardised = valid / accurate
- consistent = reliable
What are the disadvantages to psychometric testing?
reductionist - ignores the true complexities to intelligence
What is the Wechsler Adult Intelligence Scale (WAIS)?
an intelligence test for adults
Why did Gould review Yerkes’ work?
To identify the issues with psychometric testing
How do you measure IQ?
mental age / current age X 100
What does IQ stand for?
Intelligence Quotient
Who are some of the key figures within intelligence testing?
- Binet-Simon
- hereditarians
Who were Simon and Binet?
They devised an intelligence test in the early 1900s - they believed that intelligence was not a fixed characteristic and could be improved with appropriate support
What do Hereditarians believe?
- the eugenics movement
- intelligence is genetic
What was Gould’s aim?
to reveal basic problems in attempts to measure intelligence
What was Yerkes’ aim?
to devise a scientific way to test the natural trait of intelligence on a mass scale
What was Gould’s research method?
review of critique of Yerkes’ work
What was Yerkes’ method?
large-scale psychometric testing
What are the weaknesses of Yerkes’ method?
- assumes intelligence is fixed and unchanging
What are the strengths of Yerkes’ method?
- an attempt to objectively and scientifically measure intelligence
- simple to administer
- allows lots of data to be collected
What was Yerkes’ sample?
1.75 million US army recruits situated in training camps
What are the strengths of the sample?
- large = representative = generalisable
- range of ethnicities