Examlex
When the parameters of the distribution of interest are not specified and must be estimated,the chi-square test statistic always loses 2 or more degrees of freedom.
Fitness Function
A concept used in genetics and evolutionary biology to measure an organism's ability to survive and reproduce.
Directional
Pertaining to or indicating the direction in which something is moving or facing; also refers to evolutionary changes in a population that favor a specific set of traits.
Stabilizing
A type of natural selection that favors the average individuals in a population, thus maintaining the population’s genetic stability over time.
Disruptive
Pertaining to a type of natural selection that favors extreme values of a trait over intermediate values, potentially leading to speciation.
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