phil club argument form

A valid argument is one that is true.

• Correct

• Incorrect

A sound argument contains truthful premises, and a conclusion that is probable, that given said premises are true.

• Correct

• Incorrect

Some arguments, while not completely valid, are almost valid.

• True

• False

Since x + y = 10, and x = 7, it follows certainly that y = 4.

• cogent inductive

• Valid deductive

• uncogent inductive

• invalid deductive

This cash register drawer contains over 100 coins. Three coins selected at ran- dom were found to have dates earlier than 1960. Therefore, probably all of the coins in the drawer have dates earlier than 1960.

• generalization - sound

• generalization - unsound