One Grocery Clerk Can Stock a Shelf in 60 Min

question 58

Multiple Choice

One grocery clerk can stock a shelf in 60 min, whereas a second clerk requires 40 min to stock the same shelf. How long would it take to stock the shelf if the two clerks worked together?

• A) 24 min
• B) 100 min
• C) 12 min
• D) 30 min
• E) 34 min

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Definitions:

Higher-order Conditioning

A form of conditioning in which a stimulus that was previously neutral is paired with a conditioned stimulus to produce the same conditioned response.

Habituation

The process by which an individual becomes accustomed to a stimulus through repeated exposure, leading to a decrease in response.

Behavioral Contrast

A phenomenon in which the response rate to one stimulus changes as a result of a change in the reinforcement offered for another stimulus.

Second-order Conditioning

A form of learning where a stimulus that was previously neutral is associated with a conditioned stimulus to elicit the same conditioned response, without the original unconditioned stimulus.