Determine whether the argument is valid or invalid. If valid, name the type of reasoning and if invalid, determine the error in reasoning.
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No students are enthusiastic.
You are a student.
Therefore, you are not enthusiastic.
What will be an ideal response?
valid; direct
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Classify the fraction as proper or improper.
A. proper B. improper
Perform the operation and simplify.
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What will be an ideal response?
Provide an appropriate response.Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient of x2 should be positive or negative. DENTAL FLOSS USE 
Years since 2000
A. Quadratic; negative B. Linear; positive C. Linear; negative D. Quadratic; positive
Evaluate the function for the indicated input and interpret the result.The table lists the number of persons voting in an election by election year and sex, for a small community. 
Let this table be a partial numerical representation of a function f, where 
computes the number of persons who voted in the year x whose sex is y. Evaluate 
Interpret the result.
A. f (1992, Male) - f (1992, Female) = 120 In the year 1992, 120 more men voted than women. B. f (1992, Male) - f (1992, Female) = 111 In the year 1992, 111 more men voted than women. C. f (1992, Male) - f (1992, Female) = -120 In the year 1992, 158 more women voted than had previously voted in 1988. D. f (1992, Male) - f (1992, Female) = 158 In the year 1992, 158 more men voted than women.