1. Question :
Identify the form of the following argument.
Student
Answer: disjunctive syllogism
hypothetical syllogism
modus tollens
modus ponens
not a valid form
Instructor
Explanation:
The answer can
...
1. Question :
Identify the form of the following argument.
Student
Answer: disjunctive syllogism
hypothetical syllogism
modus tollens
modus ponens
not a valid form
Instructor
Explanation:
The answer can be found in Section 4.5, “Some Famous Deductive Argument Forms,” of
With Good Reason: A Guide to Critical Thinking.
If the report is not done by midnight, then you will be reprimanded.
You will be reprimanded.
Therefore, the report was not done by midnight.
Points Received: 0 of 1
Comments:
Question 2.Question :
Which of the following must be true for “P if and only if Q” to be true?
Student Answer: P is not true while Q is false.
At most one of P and Q is true.
P and Q are both true or both false.
Exactly one of P and Q is true.
P and Q are both true.
Instructor
Explanation:
The answer can be found in Section 4.2, “Propositional Logic: Logical Operators,”
of With Good Reason: A Guide to Critical Thinking.
Points Received: 1 of 1
Comments:
Question 3.Question :
An argument is deductive __________.
Student Answer: if it moves from the particular to the general
if it presents itself as being valid
none of these
if it presents itself in relation to a hypothesis
if it moves from the general to the particular
Instructor
Explanation:
The answer can be found in Section 3.1, “Basic Concepts in Deductive
Reasoning,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
This study source was downloaded by 100000831988016 from CourseHero.com on 04-28-2022 10:00:44 GMT -05:00
https://www.coursehero.com/file/13395553/phi-103-week-2/
Comments:
Question 4.Question :
The word “but” indicates which of the following types of propositions?
Student Answer: conditional
biconditional
conjunction
disjunction
negation
Instructor
Explanation:
The answer can be found in Section 4.2, “Propositional Logic: Logical Operators,” of
With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 5.Question :
According to modern logic, the statement “Some days are rainy” logically
implies
Student Answer: All days are rainy.
Some days are not rainy.
No days are rainy.
None of these.
Most days are rainy.
Instructor
Explanation:
The answer can be found in Section 3.4, “Introducing Categorical Statements,” of
With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 6.Question :
A conjunction is __________.
Student Answer: none of these
an “if–then” statement
an “and” statement
an “or” statement
an “if and only if” statement
Instructor
Explanation:
The answer can be found in Section 4.2, “Logical Operators,” of With Good
Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
This study source was downloaded by 100000831988016 from CourseHero.com on 04-28-2022 10:00:44 GMT -05:00
https://www.coursehero.com/file/13395553/phi-103-week-2/
Comments:
Question 7.Question :
Which of the following is NOT one of the correct descriptions of what it
means for an argument to valid?
Student Answer: the truth of the premises guarantees the truth of the conclusion
that it is logically impossible for the premises to be true and the
conclusion false
if all of the premises are true then the conclusion cannot be false
the reasoning is correct and all of the premises are in fact true
Instructor Explanation: The answer can be found in Section 3.1, “Basic Concepts in Deductive
Reasoning,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 8.Question :
What is the converse of the statement “No pilots are mechanics”?
Student Answer: No mechanics are not pilots.
none of these
Some mechanics are pilots.
All pilots are mechanics.
No mechanics are pilots.
Instructor
Explanation:
The answer can be found in Section 3.5, “Categorical Logic: Venn Diagrams as
Pictures of Meaning,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 9.Question :
What is the contrapositive of the statement “All sunsets are beautiful
things”?
Student Answer: All beautiful things are nonsunsets.
none of these
No beautiful things are sunsets.
All nonsunsets are not nonbeautiful
All nonbeautiful things are nonsunsets.
Instructor
Explanation:
The answer can be found in Section 3.5, “Categorical Logic: Venn Diagrams as
Pictures of Meaning,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
This study source was downloaded by 100000831988016 from CourseHero.com on 04-28-2022 10:00:44 GMT -05:00
https://www.coursehero.com/file/13395553/phi-103-week-2/
Comments:
Question 10.Question :
In a propositional argument form the variables represent _____________.
Student Answer:
arguments
anything the arguer wants them to.
logical relationships
sentences
categories
Instructor
Explanation:
The answer can be found in Section 4.1, “Propositional Logic: Basic Concepts in
Propositional Logic.,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 11.Question :
In logic, arguments are best described as __________.
Student Answer: a dispute involving anger
a debate over something no one believes
requiring someone to win and someone to lose
none of these
providing reasons for a conclusion
Instructor Explanation: The answer can be found in the Chapter 3 introduction of With Good Reason: A
Guide to Critical Thinking.
Points Received: 1 of 1
Comments:
Question 12.Question :
Identify the form of the following argument.
If the Honda plant increases production, then we will need to hire more
workers.
If we need to hire more workers, then we need to revise the budget.
Therefore, if the Honda plant increases production, then we need to revise
the budget.
Student Answer: modus tollens
disjunctive syllogism
hypothetical syllogism
not a valid form
This study source was downloaded by 100000831988016 from CourseHero.com on 04-28-2022 10:00:44 GMT -05:00
https://www.coursehero.com/file/13395553/phi-103-week-2/
modus ponens
Instructor
Explanation:
The answer can be found in Section 4.5, “Some Famous Deductive Argument
Forms,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 13.Question :
Breaking a sorites into subarguments helps to make the reasoning
_____________.
Student Answer: clearer
valid
categorical
deductive
sound
Instructor
Explanation:
The answer can be found in Section 3.7, “Categorical Logic: Types of Categorical
Arguments,” of With Good Reason: A Guide to Critical Thinking.
Points Received: 0 of 1
Comments:
Question 14.Question :
Select the p
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