Statement Basics
A _____ is a sentence that is either true or false.
What is a statement
What is truth value
A supported statement is a statement whose ____ depends on evidence or info from ____ itself.
What is truth, outside
Two statements are ____ if they can both be true at the same time.
What is consistent
Sometimes statements may seem ______, but they actually are ____.
What is inconsistent, not
"The round square sweetly kicked the green yesterday" is a ____ without _____ _____.
What is a nonsense sentence, truth value
(and thus, not a statement)
A statement by a person concerning his or her own desires, beliefs, or feelings.
What is a self-report
"The moon is made of cheese." and "I own an orange car." are ____ statements.
What are supported
Are they true or false?
"The snake is poisonous" and "the snake is harmless" are ____ statements. (consistent or inconsistent)
What are inconsistent
"He is alive." and "He is not alive." is a _____
disagreement.
What is real
"Do you want a snack? is a ____, _____ truth value.
What is a question, without
(and thus, not a statement)
A statements that is always true by logical structure.
tautology
Two ways to determine the truth value of, "The moon is made of cheese."
What is authority and deduction
Two statements are related by _____ if the ____ of
one requires the ____ of the other.
Me: "It's cold in here." You: "It's nice and warm." is an ____ disagreement.
What is apparent
"Chipmunks are vicious creatures." and "Shakespeare wrote many plays." are _______ with ____ ____.
What are statements, truth value
How can they both have truth value?
"My hair is blonds or it is not blonde" is a tautology or a self-contradiction.
What is a tautology.
Two ways to determine the truth value of, "It is raining outside."
What are experience/ observation and authority
"All tricycles have 3 wheels." and "Frogs are amphibians" are _____ (one of 4 relationships of statements).
What is independent
What is verbal
___,___, and ___ ___ are not statements because they do not have ___ ____.
What are questions, commands and nonsense sentences are not statements because they do not have truth value.
3 Types of Self-supporting statements are___ reports, statements that are true or false by ___ ___ , and statements that are true or false by _____.
What is self, logical structure, definition
Three ways to determine a supported statement's truth value.
What are authority, experience or observation, deduction.
4 basic relationships between statements are: ____, ____, ___ ___, or ____
What are consistency, implication, logical equivalence or independence.
Three types of disagreements are: _____, ______,
and ______.
What are real, apparent, verbal