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_____ states that a behavior will evolve if the cost to the individual is outweighed by the gain to another multiplied by the degree of genetic relationship.
Factorial Design
An experimental setup that involves two or more independent variables, allowing researchers to study the interactive effects on a dependent variable.
Independent Variables
Factors manipulated by the researcher in an experiment to determine their effects on the outcome or dependent variables.
Dependent Variables
The outcome factors in an experiment that are expected to change as a result of experimental manipulations.
Factorial Design
An experimental design used to explore the effects of two or more variables across multiple levels of each.
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