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The information–action ratio is a concept coined by cultural critic Neil Postman in his work Amusing Ourselves to Death.In short, Postman meant to indicate the relationship between a piece of information and what action, if any, a consumer of that information might reasonably be expected to take once learning it.
Using an F-test to determine significance, a significant difference in the R-square statistic reflects the percent of variance explained by the added variable, indicating whether that variable offers significant additional predictive power for the dependent variable over other variables. Using the change in R-square is more appropriate than ...
For example, if subjects are asked to memorize word pairs (e.g., donkey-tree and dog-tree), interference will occur when two pairs share a common associate (in this example, tree). A study using paired-associate tasks by Wickens, Born, and Allen (1963) [ 15 ] showed that if target material and interfering material decrease in similarity, a ...
In a personnel selection example, test content is based on a defined statement or set of statements of knowledge, skill, ability, or other characteristics obtained from a job analysis. Item response theory models the relationship between latent traits and responses to test items. Among other advantages, IRT provides a basis for obtaining an ...
Neil Postman (March 8, 1931 – October 5, 2003) was an American author, educator, media theorist and cultural critic, who eschewed digital technology, including personal computers, mobile devices, and cruise control in cars, and was critical of uses of technology, such as personal computers in school. [1]
The testing effect (also known as retrieval practice, active recall, practice testing, or test-enhanced learning) [1] [2] [3] suggests long-term memory is increased when part of the learning period is devoted to retrieving information from memory. [4]
The Personality Assessment Inventory has validity scales to measure inconsistency (the degree to which respondents answer similar questions in the same way), infrequency (the degree to which respondents rate extremely bizarre or unusual statements as true), positive impression (the degree to which respondents describe themselves in a positive ...
Test Norms - Part of the standardization of large-scale tests (see above). Norms help psychologists learn about individual differences. For example, a normed personality scale can help psychologists understand how some people are high in negative affectivity (NA) and others are low or intermediate in NA. With many psychoeducational tests, test ...