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 Philosophy 103: Introduction to Logic Quiz: Symbolic Logic Arguments Answers
 This quiz is based on the following notes: Truth Table Construction Argument Forms and Arguments To return to the questions for a java enabled browser,  click here: ..

Directions:  Symbolize and test the following argument for validity by using a truth table.

If I'm going to do well on this daily quiz, then I will have a better test average.  If I will have a better test average, then my grade in logic will be good.  I'm not going to do well on this daily quiz.  Therefore, my grade in logic will not be good.

Let

W  #  I'm going to do well on this daily quiz
B  #  I will have a better test average.
G  #  My grade in logic will be good.

The argument can be tested as follows:

 Argument Form of Argument (1)  W     B (2)  B     G (3)    W      G (1)  w     b (2)  b     g (3)    w      g
 premiss 1 premiss 2 premiss 3 conclusion b g w w    b b    g w g
 1 T T T T T F F 2 T T F T T T F invalid 3 T F T F F F T 4 T F F T F T T 5 F T T T T F F 6 F T F T T T F invalid 7 F F T F T F T 8 F F F T T T T

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