9/28/25, 3:14 PM WGU D265 EXAM
WGU D265 NEWEST EXAM 2025-2026 \COMPLETE 120 +
QUESTIONS AND ACCURATE DETAILED ANSWERS
\VERIFIED 100% ALREADY GRADEDC A+ \LATEST UPDATE
2025-2026
Proposition are expressed in sentences that can be either true or false.
Non-proposition are expressed in sentences that cannot be either true or false.
Argument A statement put forth and supported by evidence
Non-Argument does not attempt to persuade you of a conclusion through
reasoning, and thus doesn't qualify as part of an argument
Premise Indicator words because, for, given that, as, since, as indicated by
Conclusion Indicator words therefore, so, it follows that, thus, we may conclude that, as a
result
Deductive Arguments guarantee the truth of the conclusion
all fruits are sweet. tomatoes are fruit.
Deductive Arguments therefore, tomatoes are sweet.
example
Valid Argument premises are true = conclusion must be true
Valid Argument examples Ralph is a dog. Dogs are not allowed on rollercoasters.
Therefore, Ralph is not allowed on rollercoasters.
Invalid Argument a deductive argument that does not offer logically conclusive
support for the conclusion
Everything I touch turns to gold. Your dog is a thing I can touch.
Invalid Arguments Therefor, if I touch your dog, it will turn to gold.
Examples
Sound Argument valid with true premise
Sound Argument Examples All people will die. Trump is a person. Trump will die.
Unsound Argument a deductive argument that is invalid, has one or more false
premises, or both
Unsound Argument All cats are mammals. All mammals are animals. Therefore, all
Examples cats are dogs.
Inductive Arguments give probable support to the conclusion
it looks like a duck.
Inductive Arguments it quacks like a duck.
examples therefore, it probably is a duck.
Strong Arguments premises are true = conclusion likely to be true
Strong Arguments Example Most employees of this company are under 30 years old. Tom is
an employee of this company. Therefore, Tom is probably under
30 years old.
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Weak Arguments non deductive argument that fails to provide support for the
conclusion
Weak Arguments Examples Charlie is a woman. Some woman like poetry. Therefore, Charlie
likes poetry.
Cognet Arguments strong and has true premises
Patrick was born in North America and Patrick wasn't
Cognet Arguments Example
born in Mexico. It's thus quite probable that Patrick
was born in the USA.
Uncogent an argument that is either weak or strong with at least one false
premise
All previous American presidents were women.
Uncogent examples
Therefore, probably the next American president will
be a woman.
Formal Fallacies bad because of their structure.
Informal Fallacies bad because of their content.
Antecedent the word, phrase, or clause to which a pronoun refers
Consequent happening as a result of something
Modus Ponens deductive argument using rule of inference
If today is Tuesday, then John will go to work. Today is
Modus Ponens Example
Tuesday. Therefore, John will go to work.
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WGU D265 NEWEST EXAM 2025-2026 \COMPLETE 120 +
QUESTIONS AND ACCURATE DETAILED ANSWERS
\VERIFIED 100% ALREADY GRADEDC A+ \LATEST UPDATE
2025-2026
Proposition are expressed in sentences that can be either true or false.
Non-proposition are expressed in sentences that cannot be either true or false.
Argument A statement put forth and supported by evidence
Non-Argument does not attempt to persuade you of a conclusion through
reasoning, and thus doesn't qualify as part of an argument
Premise Indicator words because, for, given that, as, since, as indicated by
Conclusion Indicator words therefore, so, it follows that, thus, we may conclude that, as a
result
Deductive Arguments guarantee the truth of the conclusion
all fruits are sweet. tomatoes are fruit.
Deductive Arguments therefore, tomatoes are sweet.
example
Valid Argument premises are true = conclusion must be true
Valid Argument examples Ralph is a dog. Dogs are not allowed on rollercoasters.
Therefore, Ralph is not allowed on rollercoasters.
Invalid Argument a deductive argument that does not offer logically conclusive
support for the conclusion
Everything I touch turns to gold. Your dog is a thing I can touch.
Invalid Arguments Therefor, if I touch your dog, it will turn to gold.
Examples
Sound Argument valid with true premise
Sound Argument Examples All people will die. Trump is a person. Trump will die.
Unsound Argument a deductive argument that is invalid, has one or more false
premises, or both
Unsound Argument All cats are mammals. All mammals are animals. Therefore, all
Examples cats are dogs.
Inductive Arguments give probable support to the conclusion
it looks like a duck.
Inductive Arguments it quacks like a duck.
examples therefore, it probably is a duck.
Strong Arguments premises are true = conclusion likely to be true
Strong Arguments Example Most employees of this company are under 30 years old. Tom is
an employee of this company. Therefore, Tom is probably under
30 years old.
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, 9/28/25, 10:40 PM D265 - WGU
Weak Arguments non deductive argument that fails to provide support for the
conclusion
Weak Arguments Examples Charlie is a woman. Some woman like poetry. Therefore, Charlie
likes poetry.
Cognet Arguments strong and has true premises
Patrick was born in North America and Patrick wasn't
Cognet Arguments Example
born in Mexico. It's thus quite probable that Patrick
was born in the USA.
Uncogent an argument that is either weak or strong with at least one false
premise
All previous American presidents were women.
Uncogent examples
Therefore, probably the next American president will
be a woman.
Formal Fallacies bad because of their structure.
Informal Fallacies bad because of their content.
Antecedent the word, phrase, or clause to which a pronoun refers
Consequent happening as a result of something
Modus Ponens deductive argument using rule of inference
If today is Tuesday, then John will go to work. Today is
Modus Ponens Example
Tuesday. Therefore, John will go to work.
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