To Determine the Proportion of Students at a University Who

question 2

Multiple Choice

To determine the proportion of students at a university who favors the construction of a parking garage, a sample of people driving through the student center parking lot is surveyed and it is found that 45% favor the garage. The actual proportion of the student body who favors the garage is 40%. This difference is most likely an example of sampling:

• A) bias.
• B) variability.

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Definitions:

Scope

The portion of a statement in symbolic notation that is governed by a quantifier.

Truth-Functional Compound

A complex statement formed by combining simpler statements with logical connectives, where the truth value depends solely on the truth value of its components.

Quantifier

A term in logic that specifies the quantity of specimens in the domain of discourse that satisfy an open sentence.

Open Sentences

Sentences that contain a variable or variables that can be replaced with a value or values to make the sentence true or false.