Mock Final Exam
I don’t do much multiple choice below. Redo Quizzes for more.
Now, print this page out and do problems. You will find Flash Movie's explaining answers in the text below.
1. From 1.3e. Worth doing on paper though:
2. For this one, rewrite on the paper below.
3. Define “Cogent”.
a. Sound with true premises
b. Strong with true premises
c. Inductive with true premises
d. Deductive with true premises
4. “All fish are mammals” is logically equivalent to
a. No mammals are fish.
b. All non-fish are mammals.
c. All mammals are fish.
d. No fish are non-mammals.
5. ‘A>B’ is false when
a. A is true and B is true
b. A is true and B is false
c. A is false and B is true
d. A is false and B is false
6. The following is a premise indicator
8. From 4.5 b
9. Inductive arguments are typically
c. An inference to the best overall interpretation of the data
d. All of the above
10. Consider: “Obama says that we need to invest in our student population to help grow the economy. But he’s wrong. What we need to consider the moral well-being of America. We’re clearly on the wrong track.” This argument commits the fallacy:
a. appeal to pity
b. straw man
c. weak analogy
d. red herring
e. false cause
11. Here are some problems from 3.3a…all
fallacies of relevance.
Answers for 9-11
13. Here are some fallacies of
presumption from 3.5a:
on the real final will start easier than these. But let’s jump into some that
are a bit more challenging. (From 5.6d)
Now do similar
problems, 6.5d, but allowing a broader UD and changing subjects.
What rule may not
be used on a line 2 if a premise on line 1 is
e. none of the above is unusable
do 6.4c #1. Though notice that the middle term’s circle is below rather than
above the other two. Do the work and decide if the argument is valid.
19. Some easier derivations in PL: 7.1c.
derivations from 7.3h…these should make you think about categorical logic.
a) Think “All whales are mammals, and Ursula is not a mammal, so Ursula is not a whale.”
b) Here think “No whales are fish but Shamu is a whale thus he’s no fish.”
c) Here think
about whales, fish, and mammals again…
d) A categorical syllogism: “All whales are mammals, no mammals are fisth, so no whales are fish.” (Note that I’ve expressed “no” in our two different ways.)
e) No F are W,
Some M are W, so some M are not F: