factorial analysis of variance

a statistical procedure to understand the effect on a dependent variable that is quantitative in nature of two or more independent variables that are categorical in nature. For example, a health researcher may use a factorial analysis of variance to examine the effects of diet (e.g., high vs. low carbohydrates) and exercise (e.g., 3 hours per week vs. 1 hour per week) on weight.

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Psychology term of the day

May 9th 2024

risk-assessment matrix

a table used to prioritize hazards on the basis of risk, which is defined by the intersection between the probability of the hazards and the severity of their consequences. Also called hazard-assessment matrix.