Search results
Results from the WOW.Com Content Network
The Cattell–Horn–Carroll theory (commonly abbreviated to CHC), is a psychological theory on the structure of human cognitive abilities. Based on the work of three psychologists, Raymond B. Cattell, John L. Horn and John B. Carroll, the Cattell–Horn–Carroll theory is regarded as an important theory in the study of human intelligence.
John Leonard Horn (September 7, 1928 – August 18, 2006) was a scholar, cognitive psychologist and a pioneer in developing theories of intelligence. The Cattell-Horn- Carroll (CHC) theory is the basis for many modern IQ tests. Horn's parallel analysis, a method for determining the number of factors to keep in an exploratory factor analysis, is ...
Parallel analysis, also known as Horn's parallel analysis, is a statistical method used to determine the number of components to keep in a principal component analysis or factors to keep in an exploratory factor analysis. It is named after psychologist John L. Horn, who created the method, publishing it in the journal Psychometrika in 1965. [1]
Program evaluation. Quasi-experiment. Self-report inventory. Survey, often with a random sample (see survey sampling) Twin study. Research designs vary according to the period (s) of time over which data are collected: Retrospective cohort study: Participants are chosen, then data are collected about their past experiences.
Doctoral advisor. Francis Aveling, King's College London. Raymond Bernard Cattell (20 March 1905 – 2 February 1998) was a British-American psychologist, known for his psychometric research into intrapersonal psychological structure. [1][2] His work also explored the basic dimensions of personality and temperament, the range of cognitive ...
Experimental psychology refers to work done by those who apply experimental methods to psychological study and the underlying processes. Experimental psychologists employ human participants and animal subjects to study a great many topics, including (among others) sensation, perception, memory, cognition, learning, motivation, emotion; developmental processes, social psychology, and the neural ...
Methods can be categorized by the kind of data they produce: qualitative or quantitative—and both these are used for pure or applied research. Psychology tends to be eclectic, applying knowledge from other fields. Some of its methods are used within other areas of research, especially in the social and behavioural sciences.
The horn effect, closely related to the halo effect, is a form of cognitive bias that causes one's perception of another to be unduly influenced by a single negative trait. [ 1 ] [ 2 ] [ 3 ] An example of the horn effect may be that an observer is more likely to assume a physically unattractive person is morally inferior to an attractive person ...