ECONOMICS (CBSE/UGC NET)

Detailed explanation-1: -Logical fallacies are flawed, deceptive, or false arguments that can be proven wrong with reasoning. There are two main types of fallacies: A formal fallacy is an argument with a premise and conclusion that doesn’t hold up to scrutiny. An informal fallacy is an error in the form, content, or context of the argument.

Detailed explanation-2: -By definition, a valid argument cannot have a false conclusion and all true premises. So if a valid argument has a false conclusion it must have some false premise.

Detailed explanation-3: -Examples of false premises Premise 1: If the street is wet, then it just rained. Premise 2: The street is wet. Conclusion: It just rained.

Detailed explanation-4: -Can a valid argument have all false premises and derive from them a true conclusion? Yes, for all the reasons Arturo Souris explains. The formal validity of an argument has to do with the right connection between the premises and conclusion, not the truth values assigned to them.