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  2. Order of operations - Wikipedia

    en.wikipedia.org/wiki/Order_of_operations

    Order of operations. In mathematics and computer programming, the order of operations is a collection of rules that reflect conventions about which operations to perform first in order to evaluate a given mathematical expression. These rules are formalized with a ranking of the operations.

  3. Speech production - Wikipedia

    en.wikipedia.org/wiki/Speech_production

    Speech production is the process by which thoughts are translated into speech. This includes the selection of words, the organization of relevant grammatical forms, and then the articulation of the resulting sounds by the motor system using the vocal apparatus.

  4. Two-factor theory of emotion - Wikipedia

    en.wikipedia.org/wiki/Two-factor_theory_of_emotion

    The misattribution of arousal study tested Schachter and Singer's two-factor theory of emotion. Psychologists Donald G. Dutton and Arthur P. Aron wanted to use a natural setting that would induce physiological arousal.

  5. Aztec Two-Step - Wikipedia

    en.wikipedia.org/wiki/Aztec_Two-Step

    Aztec Two-Step is an American folk-rock band, formed by Rex Fowler and Neal Shulman at a chance meeting on open stage, at a Boston coffee house, the Stone Phoenix, in 1971. . Fowler grew up in Connecticut and Maine, and Shulman grew up in Manhatt

  6. Stepwise regression - Wikipedia

    en.wikipedia.org/wiki/Stepwise_regression

    The main approaches for stepwise regression are: Forward selection, which involves starting with no variables in the model, testing the addition of each variable using a chosen model fit criterion, adding the variable (if any) whose inclusion gives the most statistically significant improvement of the fit, and repeating this process until none improves the model to a statistically significant ...

  7. Regression analysis - Wikipedia

    en.wikipedia.org/wiki/Regression_analysis

    In statistical modeling, regression analysis is a set of statistical processes for estimating the relationships between a dependent variable (often called the 'outcome' or 'response' variable, or a 'label' in machine learning parlance) and one or more independent variables (often called 'predictors', 'covariates', 'explanatory variables' or 'features').

  8. List of mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_mnemonics

    D in Dromedary has one hump; B in Bactrian has two; To recognize poison ivy. Leaves of three, leave it be. COWS stand for Cold Opposite Warm Same, which are the relation between the components of the Caloric reflex test; To memorise DNA/nucleotide base pairs Tigers Are Great Cats, first letters of the word pairs (T-A, G-C) stand for base pairs.

  9. Circular flow of income - Wikipedia

    en.wikipedia.org/wiki/Circular_flow_of_income

    Model of the circular flow of income and expenditure. The circular flow of income is a concept for better understanding of the economy as a whole and for example the National Income and Product Accounts (NIPAs).