An invalid argument form is one that has at least one substitution_________ with true premises and a false conclusion

Related MCQs

• If the specific form of a given argument has any substitution instance whose premises are true and whose conclusion is false, then the given argument is.
• Refutation by logical analogy is based on the fact that any argument whose specific form is an invalid argument form is ………………………..
• An argument can be proved invalid by constructing another argument of the same form with …………………….
• In case an argument is produced by substituting a different simple statement for each different statement variable in an argument form, that argument form is called ……………………
• Any argument that results from the substitution of statements for statement variables in an argument form is called ………………………………
• A valid argument with all true premises is termed as ------- argument
• Deductive argument involve the claim that its premises provide __________ grounds for the truth of their conclusion
• A deductive argument in which conclusion is inferred from two premises is called
• The falsehood of conclusion in an argument does not guarantee the ------ of an argument
• The statement form with both true and false substitution instances is called _________.