PSY313H5 : Intelligence and aging

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Most debated and researched area because of the different methods through which research can be conducted and data is collected. When testing the validity of tests, some critics believe that we don"t have the right instruments to test intelligence: construct validity isn"t appropriate. Wechsler adult intelligence scale is a psychometric test- uses objective and standardized procedures it is more frequently used to test general intellectual abilites. The second part is a performance part: asked to manipulate blocks to reproduce given images- measuring analytical skills on the spot- how one can approach and solve unfamiliar tasks. Whereas in a verbal component, time is not measured. Results are obtained by adding the raw scores of subscales to get the final score (overall) for each category. No- iq score is not derived by adding up the scores from each category- iq is also based on how a person scores relative to others in the same age group (same choronological age)