2. A sound argument must have a true conclusion. TRUE: If an argument is sound, then it is valid and has all true premises. Since it is valid, the argument is such that if all the premises are true, then the conclusion must be true.
Does a true conclusion guarantee validity?
Validity is a guarantee of a true conclusion when the premises are true but offers no guarantee when the premises are false. False premises can lead to either a true or a false conclusion even in a valid argument.
What makes a conclusion true?
Valid: an argument is valid if and only if it is necessary that if all of the premises are true, then the conclusion is true; if all the premises are true, then the conclusion must be true; it is impossible that all the premises are true and the conclusion is false.
Can there be false premises and a true conclusion?
A valid argument can have false premises ; and it can have a false conclusion. But if a valid argument has all true premises, then it must have a true conclusion. ... Since a sound argument is valid, it is such that if all the premises are true then the conclusion must be true.
What is falsified conclusion?
A false conclusion is where all given reasons and evidence point to a given conclusion , but due to the omission, incorrect assumption, lie or missing piece of information required, the individual arrives at a false conclusion. There are two types of false conclusion: Valid false conclusion. Invalid false conclusion.
What makes a conclusion sound and valid?
An argument is valid if the premises and conclusion are related to each other in the right way so that if the premises were true, then the conclusion would have to be true as well.
Why should be conclusion The final part of your paper?
Writing a Conclusion. A conclusion is an important part of the paper; it provides closure for the reader while reminding the reader of the contents and importance of the paper . It accomplishes this by stepping back from the specifics in order to view the bigger picture of the document.
Do all arguments have a conclusion?
All valid arguments have all true premises and true conclusions . ... If an argument is valid, then it must have at least one true premise.
What logical conclusion can you draw about an argument that is valid but has a false conclusion?
What logical conclusion can you draw about an argument that is valid but has a false conclusion? This argument must have at lease one false premise . Is is possible for a valid argument to have true premises and a false conclusion? It is impossible.
Can a cogent argument have a false conclusion?
A cogent inductive argument doesn't rule out even this combination—that is, it's possible but unlikely that a cogent inductive argument has true premises and a false conclusion . For instance, if it turns out that Tweety is an ostrich, then the premises are true but the conclusion is false.
What makes a false premise?
A false premise is an incorrect proposition that forms the basis of an argument or syllogism . Since the premise (proposition, or assumption) is not correct, the conclusion drawn may be in error. However, the logical validity of an argument is a function of its internal consistency, not the truth value of its premises.
Can a deductive argument have a false conclusion?
A valid deductive argument can have all false premises and a false conclusion.
How many premises can an argument have?
Arguments can have any number of premises (even just one) and sub-conclusions. Often arguments have unstated premise(s), that is, premise(s) that need to be added for the premises to support the conclusion. It's always instructive to try to state all the premises necessary to support one's conclusion.
What is wrong conclusion?
n. 1. ( Logic) a purported refutation of a proposition that does not in fact prove it false but merely establishes a related but strictly irrelevant proposition . 2. (
What is a strong argument?
Definition: A strong argument is a non-deductive argument that succeeds in providing probable, but not conclusive, logical support for its conclusion . A weak argument is a non-deductive argument that fails to provide probable support for its conclusion.
Does an argument provide a good reason for believing its conclusion if it is valid?
For a deductive argument to provide one with a good reason for believing its conclusion, it has to be valid and have true premises . An argument that is both valid and has all true premises is called a sound argument. Valid arguments need not have true conclusions. But sound arguments must have true conclusions.
