Suppose That History Shows That 60% of College Students Prefer

question 202

Short Answer

Suppose that history shows that 60% of college students prefer Brand C cola.A sample of 5 students is to be selected.The variance of the number that prefer brand C is_____ .

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Definitions:

Absolute Thresholds

The minimum intensity of stimulation that must occur before you experience a sensation, varying across sensory modalities.

Weber's Law

A principle that states the smallest change in a stimulus that can be detected is a constant proportion of the original stimulus.

Sensory Adaptation

The process by which a person becomes less sensitive to a stimulus after prolonged exposure.

Signal Detector

A device or system designed to detect the presence of, or changes in, physical or other indicators, often used in the context of safety or communication systems.