Student View | Instructor View | Information Center View | Home
Critical Thinking
Student View

Chapter Outline
Multiple Choice Quiz
True or False
Glossary
Web Links
PowerPoint Tutorials

Feedback
Help Center



Getting Deeper into Logic: Categorical Reasoning

True or False

Indicate in the space provided whether the following statements are true (T) or false (F).



Use the Venn diagram method to determine whether the following categorical syllogisms are valid (TRUE) or invalid (FALSE).



1

All good citizens are citizens that vote. Therefore, since some good citizens are immigrant citizens, some immigrant citizens are not citizens that vote.
A)TRUE
B)FALSE
2

All soccer players are athletes. All members of the team are soccer players. So all members of the team are athletes.
A)TRUE
B)FALSE
3

No Democrats are Libertarians. Some Libertarians are not conservatives. So, some conservatives are not Democrats.
A)TRUE
B)FALSE
4

All advocates of the death penalty are pacifists. Thus, since all advocates of the death penalty are academics, all academics are pacifists.
A)TRUE
B)FALSE
5

No bookies are hitmen. Some hitmen are drug traffickers. So, some drug traffickers are not bookies.
A)TRUE
B)FALSE
6

No scientists are astrologers. All psychics are scientists. So, some psychics are not astrologers.
A)TRUE
B)FALSE
7

Some used car salesmen are cheats. Some cheats are bankers. Therefore, some bankers are used car salesmen.
A)TRUE
B)FALSE
8

No activists are anarchists. Some revolutionaries are anarchists. So, some revolutionaries are not activists.
A)TRUE
B)FALSE
9

No great writers are apathetic writers. All apathetic writers are narcissistic writers. Hence, no narcissistic writers are great writers.
A)TRUE
B)FALSE
10

No accountants are music majors. Some accountants are belly dancers. Thus, some belly dancers are not music majors.
A)TRUE
B)FALSE