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According to Spearman, what best explains an individual's overall level of intelligence?
According to Spearman, what best explains an individual's overall level of intelligence?
What concept posits that there is a single factor contributing to an individual's general cognitive ability?
What concept posits that there is a single factor contributing to an individual's general cognitive ability?
How did Spearman's G theory influence research methodologies in assessing intelligence?
How did Spearman's G theory influence research methodologies in assessing intelligence?
What did investigations into the heritability of general intelligence suggest?
What did investigations into the heritability of general intelligence suggest?
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What role did environmental factors play in the inheritance of general intelligence?
What role did environmental factors play in the inheritance of general intelligence?
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What did Spearman's G theory provide a framework for understanding?
What did Spearman's G theory provide a framework for understanding?
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What is the main concept of Spearman's G theory?
What is the main concept of Spearman's G theory?
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According to Spearman's G theory, what is 'g' in relation to intelligence?
According to Spearman's G theory, what is 'g' in relation to intelligence?
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How did Charles Spearman explain the correlation between performances in different cognitive tasks?
How did Charles Spearman explain the correlation between performances in different cognitive tasks?
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What distinguishes general intelligence from specific intelligence in Spearman's theory?
What distinguishes general intelligence from specific intelligence in Spearman's theory?
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Which term refers to the domain-specific skills needed to excel in a particular area according to Spearman's G theory?
Which term refers to the domain-specific skills needed to excel in a particular area according to Spearman's G theory?
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What contribution did Spearman's G theory make to discussions about intelligence?
What contribution did Spearman's G theory make to discussions about intelligence?
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Study Notes
Spearman's G Theory
Spearman's G theory, developed by Charles Spearman in 1904, is a psychological theory that explains the relationship between mental ability factors and individual scores on various cognitive tasks. It suggests that there exists a general factor of intelligence (often referred to as "g"), which underlies various cognitive abilities across individuals. This theory has been influential in shaping discussions about intelligence and has contributed significantly to our understanding of cognition and mental abilities.
Origins and Development of Spearman's G Theory
Charles Spearman, an English psychologist, proposed that an individual's performance in any given task is influenced by a combination of two types of intelligence: "general intelligence" (g) and "specific intelligence." General intelligence, according to Spearman, is a common underlying factor that influences all cognitive tasks, while specific intelligence refers to the domain-specific skills needed to excel in a particular area. This theory sought to explain the correlation between performance in various cognitive tasks, suggesting that individuals with higher g scores tend to perform better across multiple domains.
Implications of Spearman's G Theory
Spearman's G theory had significant implications for the field of intelligence research:
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Univariate Intelligence: Spearman argued that a single underlying factor could best explain an individual's overall level of intelligence across diverse cognitive tasks. This idea helped shape the concept of univariate intelligence, which posits that there is a single, overarching factor contributing to an individual's general cognitive ability.
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Inheritance of Intelligence: The discovery of a general factor of intelligence led researchers to explore the genetic basis of intelligence. Investigations into the heritability of general intelligence suggested that it is partially influenced by genetics, although environmental factors also play a crucial role.
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Research Methodologies: Spearman's G theory influenced the development of various research methodologies aimed at assessing general intelligence, such as the creation of standardized IQ tests. These tests were designed to measure an individual's general cognitive abilities rather than simply looking at performance in a narrow domain.
Overall, Spearman's G theory was instrumental in shaping the field of intelligence research, providing a framework for understanding the complex relationships between cognitive abilities and helping to guide the development of various measures to assess intelligence.
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Description
Discover the origins, development, and implications of Spearman's G theory in psychology. Learn about the concept of general intelligence (g), specific intelligence, and the influence of cognitive tasks on individual performance. Explore how this theory revolutionized intelligence research and shaped our understanding of mental abilities.
