Consider "E ? (H v A ), ~ ( H ? A ) .•. ~ E". Is the argument valid or invalid? In the truth table for determining this, which specific rows, if any, are relevant?
A) invalid; 2nd and 4th rows B) invalid; 2nd and 3rd rows C) valid; it has no rows showing invalidity
B
You might also like to view...
Angell notes that when a clinical trial is very important and the results may lead to
significant improvements in the treatment of future patients, then a. it is ethically acceptable to somewhat relax or weaken the ethical standards for dealing with research subjects. b. there is a great temptation on the part of researchers to treat research subjects as merely means to an end. c. it is then legitimate to exert some pressure on potential research subjects to participate in the study. d. and only then is it acceptable to use impoverished persons as research subjects, and pay them for their participation. e. researchers are obligated to publish their results at the earliest possible point in the study, often before the results are complete.
The term that Anderson uses to designate someone who embraces an identity that
includes both feminine and masculine roles, norms, and traits is
a) androcentric. b) misogynistic. c) endomatic. d) hermaphroditic
INSTRUCTIONS: The following problems relate to identifying and evaluating inductive and deductive arguments. Select the best answer for each. The engraved plate beneath this painting in the art museum says "Monet." Therefore, the painting must be the work of Monet
A) Inductive, cogent. B) Inductive, weak. C) Deductive, valid. D) Inductive, strong. E) Deductive, invalid.
INSTRUCTIONS: Select the answer that best characterizes each immediate inference. Adopt the Aristotelian standpoint for these problems. It is false that some flu shots are guarantees of immunity. Therefore, some flu shots are not guarantees of immunity
A) Invalid, illicit contrary. B) Invalid, illicit subalternation. C) Valid. D) Invalid, illicit subcontrary. E) Invalid, illicit contraposition.