Fys Critical Thinking Sample Exam

Pages: 5 (1108 words) Published: December 11, 2012
Critical Thinking SAMPLE Final Exam

Questions 1 through 5: Assume the statement(s) following “Suppose you know that” is (are) true, even if the statements contradict what you know. Using that information, evaluate the conclusions offered.

1. Suppose you know that
All Juan's pencils are blue.
All the pencils on the table are blue.
Then would this be true?
At least some of the pencils on the table are Juan's.
a. It must be true
b. It cannot be true
c. It may be true, but there is not enough information to be certain

2. Suppose you know that
None of Jim's books are about animals
Then would this be true?
None of the books about animals are Jim's.
a. It must be true
b. It cannot be true
c. It may be true, but there is not enough information to be certain

3. Suppose you know that
All Z's are Y's.
All Y's are X's.
Then would this be true?
All Z's are X's.
a. It must be true
b. It cannot be true
c. It may be true, but there is not enough information to be certain

4. Suppose you know that
None of the fifth grade girls are on the soccer team.
Johanna is a fifth grade girl.
Then would this be true?
Johanna is not on the soccer team.
a. It must be true
b. It cannot be true
c. It may be true, but there is not enough information to be certain

5. Suppose you know that
All the members of the school drama club have been to Boston. No one in John's class has been to Boston.
Then would this be true?
At least some members of the school drama club are in John's class. a. It must be true
b. It cannot be true
c. It may be true, but there is not enough information to be certain Questions 6 through 12: Read the following passage then mark each fact according to its relevance to the passage. Be sure to offer your supporting logic.

The year is 1682. It is the middle of June. Imagine yourself to be in the second group of explorers from England to land on a newly discovered island in the Pacific, Sandia. Nothing has been heard from the first group, which landed on Sandia two years earlier. Your group has been sent to make a report on the first group.

The primary responsibility of your group is to find out what happened to the first group of explorers. Your group has landed on Sandia and has discovered a small village of huts. The huts conform exactly to the type all explorers were trained to build. Further, the huts even include building materials and nails consistent with the materials carried by the first group. From the outside, the huts appear to be in good condition. It is a warm day, and the sun is shining. The trees, rocks grass and birds make Sandia appear to be much like England.

You and your health officer are the first to arrive at the group of huts. You call out, but you get no answer.
The health officer suggests, “Maybe they’re all dead.” You try to find out if he is right.

Listed below are some facts you learn as you explore Sandia. You must decide whether each fact supports the health officer’s idea or suggests that the health officer is mistaken or neither. For each fact, mark one of the following in the blank provided. A. This fact supports the health officer’s idea that everyone from the first group is dead. B. This fact goes against the health officer’s idea.

C. Neither: this fact does not help us decide.

_____ 6. After finding a thick layer of dust in the first hut, you go into the second hut and find everything covered by a thick layer of dust.

_____ 7. You go into the third hut. There is no dust.

_____ 8. In the third hut you find a daily record by a member of the first group. It was written by a man named Edward Dean. The date of the last entry, July 2, 1680, is one month after the arrival of the first group.

_____ 9. You read the first entry in Dean’s record: “June 2, 1680. We arrived today after a tiring...