PSY E111 Chapter Notes - Chapter 1: Motivation, Conditioned Taste Aversion, Psy
Document Summary
Intelligence is the ability to learn from situations and solve problems. Charles spearman proposed that general intelligence (g) is linked to many clusters and that can be analyzed by factor analysis. General intelligence is a mental attribute that is hypothesized as contributing to the performance of virtually any intellectual task. David weschsler developed the wechsler adult intelligence scale (wais) and later the. Wechsler intelligence scale for children (wisc), an intelligence test for preschoolers. People who score high on intelligence tests perceive stimuli faster, retrieve information from memory quickly, and show faster brain response times. People with higher iq scores tend to earn more money during their lifetime, have higher prestige careers, live longer, and have fewer highway deaths. Wais has high test-retest reliability, even with gaps of years. Fluid intelligence (ability to deal with new and unusual problems) declines with age. Crystallized intelligence (accumulated knowledge and cognitive skills) does not.
