Question 1

Given the categorical proposition "All termites are unwelcome pests." If the quality but not the quantity is changed, the resulting proposition is:

Accepted Answer

A)  No termites are unwelcome pests. 
B)  All termites are not welcome pests. 
C)  No termites are welcome pests. 
D)  All termites are not unwelcome pests. 
E)  Some termites are unwelcome pests. 
A)  No termites are unwelcome pests. 
B)  All termites are not welcome pests. 
C)  No termites are welcome pests. 
D)  All termites are not unwelcome pests. 
E)  Some termites are unwelcome pests.

Question 2

Soft drinks are not alcoholic.

Accepted Answer

A)  No things identical to soft drinks are things identical to alcoholic beverages. 
B)  Some soft drinks are not alcoholic beverages. 
C)  All soft drinks are not alcoholic beverages. 
D)  All soft drinks are nonalcoholic. 
E)  No soft drinks are alcoholic beverages. 
A)  No things identical to soft drinks are things identical to alcoholic beverages. 
B)  Some soft drinks are not alcoholic beverages. 
C)  All soft drinks are not alcoholic beverages. 
D)  All soft drinks are nonalcoholic. 
E)  No soft drinks are alcoholic beverages.

Question 3

Some non-A are B. (F) Some non-B are A.

Accepted Answer

A)  Contraposition. (Und.) 
B)  Obversion. (F) 
C)  Conversion. (T) 
D)  Contraposition. (F) 
E)  Conversion. (F) 
A)  Contraposition. (Und.) 
B)  Obversion. (F) 
C)  Conversion. (T) 
D)  Contraposition. (F) 
E)  Conversion. (F)

Question 4

Nairobi is in Kenya.

Accepted Answer

A)  All places like Nairobi are places in Kenya. 
B)  All cities not identical to Nairobi are cities not in Kenya. 
C)  All Nairobis are in Kenya. 
D)  All cities identical to Nairobi are cities in Kenya. 
E)  Some cities identical to Nairobi are cities in Kenya. 
A)  All places like Nairobi are places in Kenya. 
B)  All cities not identical to Nairobi are cities not in Kenya. 
C)  All Nairobis are in Kenya. 
D)  All cities identical to Nairobi are cities in Kenya. 
E)  Some cities identical to Nairobi are cities in Kenya.

Question 5

No S are P. (Boolean standpoint)   After filling in the Venn diagram,

Accepted Answer

A)  Areas 1 and 3 are shaded. 
B)  There is an X in Area 1 and an X in Area 3. 
C)  There is an X in Area 2, and there are no other marks. 
D)  Area 2 is shaded, and there are no other marks. 
E)  Area 2 is shaded, and there is a circled X in Area 1. 
A)  Areas 1 and 3 are shaded. 
B)  There is an X in Area 1 and an X in Area 3. 
C)  There is an X in Area 2, and there are no other marks. 
D)  Area 2 is shaded, and there are no other marks. 
E)  Area 2 is shaded, and there is a circled X in Area 1.

Question 6

Some non-A are B. (F) Contradictory

Accepted Answer

A)  All non-A are not B. (T) 
B)  Some non-A are not B. (T) 
C)  No non-A are B. (T) 
D)  Some non-A are non-B. (T) 
E)  No non-A are non-B. (F) 
A)  All non-A are not B. (T) 
B)  Some non-A are not B. (T) 
C)  No non-A are B. (T) 
D)  Some non-A are non-B. (T) 
E)  No non-A are non-B. (F)

Question 7

All non-A are B. (F) Contradictory

Accepted Answer

A)  All non-A are not B. (T) 
B)  Some A are not B. (T) 
C)  No non-A are B. (Und.) 
D)  All non-B are A. (F) 
E)  Some non-A are not B. (T) 
A)  All non-A are not B. (T) 
B)  Some A are not B. (T) 
C)  No non-A are B. (Und.) 
D)  All non-B are A. (F) 
E)  Some non-A are not B. (T)

Question 8

It is false that no jurists are distinguished scholars. Therefore, all jurists are distinguished scholars.

Accepted Answer

A)  Invalid; illicit subcontrary. 
B)  Invalid; existential fallacy. 
C)  Invalid; illicit contrary. 
D)  Valid; no fallacy. 
E)  Valid; illicit subalternation. 
A)  Invalid; illicit subcontrary. 
B)  Invalid; existential fallacy. 
C)  Invalid; illicit contrary. 
D)  Valid; no fallacy. 
E)  Valid; illicit subalternation.

Question 9

There is a statue in the yard.

Accepted Answer

A)  All statues are things in the yard. 
B)  No non-statues are things in the yard. 
C)  Some things in the yard are not statues. 
D)  Some statues are in the yard. 
E)  Some statues are things in the yard. 
A)  All statues are things in the yard. 
B)  No non-statues are things in the yard. 
C)  Some things in the yard are not statues. 
D)  Some statues are in the yard. 
E)  Some statues are things in the yard.

Question 10

No painkillers are drugs entirely without side effects. Therefore, it is false that all painkillers are drugs entirely without side effects.

Accepted Answer

A)  Valid. 
B)  Invalid, illicit contrary. 
C)  Invalid, illicit subcontrary. 
D)  Invalid, illicit subalternation. 
E)  Invalid, illicit conversion. 
A)  Valid. 
B)  Invalid, illicit contrary. 
C)  Invalid, illicit subcontrary. 
D)  Invalid, illicit subalternation. 
E)  Invalid, illicit conversion.

Question 11

Some A are not B. (F) Contraposition

Accepted Answer

A)  Some B are not non-A. (F) 
B)  Some non-B are not non-A. (F) 
C)  Some A are B. (T) 
D)  Some non-B are not non-A. (Und.) 
E)  Some B are not A. (Und.) 
A)  Some B are not non-A. (F) 
B)  Some non-B are not non-A. (F) 
C)  Some A are B. (T) 
D)  Some non-B are not non-A. (Und.) 
E)  Some B are not A. (Und.)

Question 12

It is false that all modern sculptures are attention grabbers. Therefore, no modern sculptures are attention grabbers.

Accepted Answer

A)  Invalid, illicit conversion. 
B)  Invalid, illicit subalternation. 
C)  Valid, no fallacy. 
D)  Invalid, illicit contrary. 
E)  Invalid, existential fallacy. 
A)  Invalid, illicit conversion. 
B)  Invalid, illicit subalternation. 
C)  Valid, no fallacy. 
D)  Invalid, illicit contrary. 
E)  Invalid, existential fallacy.

Question 13

No arms manufacturers are contributors to world peace. Therefore, no contributors to world peace are arms manufacturers.

Accepted Answer

A)  Invalid, illicit contrary. 
B)  Invalid, illicit conversion. 
C)  Invalid, illicit contraposition. 
D)  Invalid, illicit obversion. 
E)  Valid. 
A)  Invalid, illicit contrary. 
B)  Invalid, illicit conversion. 
C)  Invalid, illicit contraposition. 
D)  Invalid, illicit obversion. 
E)  Valid.

Question 14

Categorical Proposition 1E
Given the categorical proposition:
"Some federal budgets that are bloated by war spending are not burdens that are fair to taxpayers."

-In Categorical Proposition 1E, the copula is:

Accepted Answer

A)  Affirmative. 
B)  Some. 
C)  Are. 
D)  Negative. 
E)  Are not. 
A)  Affirmative. 
B)  Some. 
C)  Are. 
D)  Negative. 
E)  Are not.

Question 15

Some non-A are B. (T) No non-A are B.

Accepted Answer

A)  Subcontrary. (Und.) 
B)  Contradictory. (F) 
C)  Contrary. (F) 
D)  Subalternation. (Und.) 
E)  Contrary. (Und.) 
A)  Subcontrary. (Und.) 
B)  Contradictory. (F) 
C)  Contrary. (F) 
D)  Subalternation. (Und.) 
E)  Contrary. (Und.)

Question 16

Some non-A are B. (T) Contradictory

Accepted Answer

A)  Some A are not B. (Und.) 
B)  All non-A are B. (F) 
C)  Some non-A are not B. (F) 
D)  No non-B are A. (F) 
E)  No non-A are B. (F) 
A)  Some A are not B. (Und.) 
B)  All non-A are B. (F) 
C)  Some non-A are not B. (F) 
D)  No non-B are A. (F) 
E)  No non-A are B. (F)

Question 17

Categorical Proposition 1A
Given the categorical proposition:
"All wiretaps that are approved without a warrant are surveillance techniques that are not legal."

-In Categorical Proposition 1A, the subject term is:

Accepted Answer

A)  Surveillance techniques that are not legal. 
B)  Warrant. 
C)  Surveillance techniques. 
D)  Wiretaps. 
E)  Wiretaps that are approved without a warrant. 
A)  Surveillance techniques that are not legal. 
B)  Warrant. 
C)  Surveillance techniques. 
D)  Wiretaps. 
E)  Wiretaps that are approved without a warrant.

Question 18

Some non-A are non-B. (F) Some non-A are not non-B.

Accepted Answer

A)  Contraposition. (F) 
B)  Subalternation. (Und.) 
C)  Contradictory. (T) 
D)  Subalternation. (F) 
E)  Subcontrary. (T) 
A)  Contraposition. (F) 
B)  Subalternation. (Und.) 
C)  Contradictory. (T) 
D)  Subalternation. (F) 
E)  Subcontrary. (T)

Question 19

Some A are not non-B. (F) All A are non-B.

Accepted Answer

A)  Obversion. (F) 
B)  Subalternation. (F) 
C)  Subalternation. (Und.) 
D)  Contradictory. (T) 
E)  Contrary. (T) 
A)  Obversion. (F) 
B)  Subalternation. (F) 
C)  Subalternation. (Und.) 
D)  Contradictory. (T) 
E)  Contrary. (T)

Question 20

Categorical Proposition 1D
Given the categorical proposition:
"All email messages that are solicitations for private information are communications that are not entitled to responses."

-In Categorical Proposition 1D, the quantifier is:

Accepted Answer

A)  All. 
B)  Negative. 
C)  Universal. 
D)  Are. 
E)  Affirmative. 
A)  All. 
B)  Negative. 
C)  Universal. 
D)  Are. 
E)  Affirmative.

Given the categorical proposition "All termites are unwelcome pests." If the quality but not the quantity is changed, the resulting proposition is:

Soft drinks are not alcoholic.

Some non-A are B. (F) Some non-B are A.

Nairobi is in Kenya.

No S are P. (Boolean standpoint) After filling in the Venn diagram,

Some non-A are B. (F) Contradictory

All non-A are B. (F) Contradictory

It is false that no jurists are distinguished scholars. Therefore, all jurists are distinguished scholars.

There is a statue in the yard.

No painkillers are drugs entirely without side effects. Therefore, it is false that all painkillers are drugs entirely without side effects.

Some A are not B. (F) Contraposition

It is false that all modern sculptures are attention grabbers. Therefore, no modern sculptures are attention grabbers.

No arms manufacturers are contributors to world peace. Therefore, no contributors to world peace are arms manufacturers.

Categorical Proposition 1E Given the categorical proposition: "Some federal budgets that are bloated by war spending are not burdens that are fair to taxpayers." -In Categorical Proposition 1E, the copula is:

Some non-A are B. (T) No non-A are B.

Some non-A are B. (T) Contradictory

Categorical Proposition 1A Given the categorical proposition: "All wiretaps that are approved without a warrant are surveillance techniques that are not legal." -In Categorical Proposition 1A, the subject term is:

Some non-A are non-B. (F) Some non-A are not non-B.

Some A are not non-B. (F) All A are non-B.

Categorical Proposition 1D Given the categorical proposition: "All email messages that are solicitations for private information are communications that are not entitled to responses." -In Categorical Proposition 1D, the quantifier is:

Basic Concepts

Language: Meaning and Definition

Informal Fallacies

Categorical Syllogisms

Propositional Logic

Natural Deduction in Propositional Logic

Predicate Logic

Analogy and Legal and Moral Reasoning

Causality and Mills Methods

Probability

Statistical Reasoning

Hypotheticalscientific Reasoning

Science and Superstition

Filters

Exam 4: Categorical Propositions

Given the categorical proposition "All termites are unwelcome pests." If the quality but not the quantity is changed, the resulting proposition is:

Soft drinks are not alcoholic.

Some non-A are B. (F) Some non-B are A.

Nairobi is in Kenya.

No S are P. (Boolean standpoint) After filling in the Venn diagram,

Some non-A are B. (F) Contradictory

All non-A are B. (F) Contradictory

It is false that no jurists are distinguished scholars. Therefore, all jurists are distinguished scholars.

There is a statue in the yard.

No painkillers are drugs entirely without side effects. Therefore, it is false that all painkillers are drugs entirely without side effects.

Some A are not B. (F) Contraposition

It is false that all modern sculptures are attention grabbers. Therefore, no modern sculptures are attention grabbers.

No arms manufacturers are contributors to world peace. Therefore, no contributors to world peace are arms manufacturers.

Categorical Proposition 1E Given the categorical proposition: "Some federal budgets that are bloated by war spending are not burdens that are fair to taxpayers." -In Categorical Proposition 1E, the copula is:

Some non-A are B. (T) No non-A are B.

Some non-A are B. (T) Contradictory

Categorical Proposition 1A Given the categorical proposition: "All wiretaps that are approved without a warrant are surveillance techniques that are not legal." -In Categorical Proposition 1A, the subject term is:

Some non-A are non-B. (F) Some non-A are not non-B.

Some A are not non-B. (F) All A are non-B.

Categorical Proposition 1D Given the categorical proposition: "All email messages that are solicitations for private information are communications that are not entitled to responses." -In Categorical Proposition 1D, the quantifier is:

Basic Concepts

Language: Meaning and Definition

Informal Fallacies

Categorical Syllogisms

Propositional Logic

Natural Deduction in Propositional Logic

Predicate Logic

Analogy and Legal and Moral Reasoning

Causality and Mills Methods

Probability

Statistical Reasoning

Hypotheticalscientific Reasoning

Science and Superstition

Filters