Refer to Box 2.2 in the text. Consider the following argument: If people are depressed, then they will lose their appetite. Alexis has lost her appetite. Therefore, Alexis is depressed. This is
A) a valid deductive argument.
B) an invalid deductive argument.
C) a weak inductive argument.
D) a strong inductive argument.

Question

Quizplus · Accepted Answer

This argument commits the logical fallacy of affirming the consequent. It incorrectly assumes that because the consequence (losing appetite) is true, the premise (being depressed) must also be true, which is not logically valid.