Exhibit 2-4 Michael's Compute-All, a National Computer Retailer, Has Kept a Record

question 33

Multiple Choice

Exhibit 2-4
Michael's Compute-All, a national computer retailer, has kept a record of the number of laptop computers they have sold for a period of 80 days. Their sales records are shown below:
-Refer to Exhibit 2-4. The lower limit of the first class is

• A)5
• B)80
• C)0
• D)20

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Definitions:

Primary Reinforcer

A reinforcer that fulfills a basic physical need for survival and does not depend on learning.

Unconditioned Stimulus

A stimulus that naturally triggers a response without any need for learning.

Meat Powder

A powdered form of meat used primarily for nutritional supplementation and as a food ingredient.

Conditioned Reflexes

Learned responses elicited by specific stimuli due to the association of those stimuli with a particular outcome.