Literature Review On Intelligence Quotient

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LITERATURE REVIEW IQ An intelligence quotient (IQ) is a standardized test designed to assess some kind of human intelligence scores. The abbreviation "IQ" was coined by the German psychologist William Stern Intelligenz- long-term business, his tenure as a method of intelligence test scores, he advocated in the 1912 book (Stern, 1914). When developing the current IQ test, the average raw scores leveled sample is defined as IQ 100 and the score for each standard deviation (SD) up or down is defined to be greater than or less than 15 IQ points (Gottfredson, 2009). According to this definition, approximately two-thirds of the population is having scores between IQ 85 and IQ 115. Only 5% of the population scores above IQ 125 (Neisser, 1997). IQ has been shown to be working with factors such as morbidity and mortality (Marcus et al., 2009). Pro-social status, and, to a large extent, the biological parent IQ. Although genetic IQ has been studied for nearly a century, but is still a debate about genetic estimate - meaning and inheritance mechanisms (Johnson et al. 2009). IQ is used for educational placement, assessment of intellectual disability and to assess job seekers. In the research environment, they have been studied as job performance and earnings forecast. They can also be used to study the psychological intelligence between population distribution and its correlation with other variables. Raw scores on IQ tests for many of the population has been rising at an average rate

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