PSYC 2520 Lecture Notes - Extraversion And Introversion, Neuroticism, Agreeableness
22 Aug 2012
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Document Summary
The items that representing a subset of questions, that are widely used from the big five" inventory. These are types of things that are asked in order to determine their standing, and with these questions one is able to get a pretty reliable standing. Before talking about the big five, other measures in the past are also crucial. One of the most prominent set of researchers, paul costa and robert mccrae who developed in the. 1980s the most widely used inventory in measuring the big five, using raymond catell"s questionnaire (factor analysis) In subsequent analysis, they found that there were about 3 dimensions, not 16. Reliability of these scores are very reliable (high 80"s to low 90 correlation) The neo pir, still probably widely used instrument, plus it is copyrighted, so now there are a variety of clones that are publicly used (open source) The big 5 inventory developed by oliver john, 44 items.
