Provide an Appropriate Response

question 41

Multiple Choice

Provide an appropriate response.
-Mrs.Bollo's second grade class of thirty students conducted a pet ownership survey.Results of the survey indicate that 8 students own a cat,15 students own a dog,and 5 students own both a cat and a dog.How many of the students surveyed own only a dog?

• A)10
• B)22
• C)15
• D)18

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Definitions:

Absolute Threshold

The minimum intensity of a stimulus that one can detect at least 50% of the time.

Sensory Memory

A type of storage that holds sensory information for a very short period of time, usually under one second.

Stimulus Set Point

The threshold at which a stimulus is strong enough to elicit a response or reaction.

Just Noticeable Difference

The minimum difference in stimulation that a person can detect 50% of the time, a concept also known as the threshold of sensation.