AAA Co Operates Distribution Centers in the Midwest

question 5

Short Answer

AAA Co. operates distribution centers in the Midwest. Three of their centers were recently audited to determine if they are in compliance with company standard billing procedures. According to the auditing firm, a billing had an equal probability of being from each of the three centers. A random sample of the audited billings had the following distribution.
Center 1: 385 billings
Center 2: 305 billings
Center 3: 210 billings
What are the degrees of freedom for the χ² test?

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Definitions:

Classical Fear Conditioning

A form of classical conditioning where a neutral stimulus is paired with an aversive stimulus to elicit a fear response.

Mowrer's Two-process Theory

A psychological theory proposing that avoidance learning is a combination of classical conditioning and operant conditioning.

Operant Avoidance Learning

A learning process in which the subject acquires a behavior to prevent or avoid an unpleasant stimulus.

Discriminative Stimulus

A stimulus in the environment that signals the availability of reinforcement or punishment, guiding behavior accordingly.