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Tukey's multiple comparison method determines a critical number, ; such that if any pair of sample means has a difference smaller than , we conclude that the pair's two corresponding population means are different.
Physiological Need
A basic bodily requirement that humans need to maintain life and health, such as air, food, water, and shelter.
A Drive
An internal motivational state that compels organisms to engage in behavior to satisfy a need or achieve a goal.
Evolutionary Theory
A scientific explanation for the diversity of life on Earth, focusing on the process of natural selection and genetic variations.
Sociability Motive
The innate or developed drive to seek social interactions, often driven by the desire for companionship, acceptance, and belonging.
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