Logic Reasoning

A logical interpretation based on prior knowledge and experience

• Fallacy

• Inference

• Vague

• Probability

A judgement or decision reached by reasoning

• Argument

• Conclusion

• Premise

• Claim

A mistaken belief based on an unsound argument or a failure in reasoning

• Premise

• Prejudice

• Fact

• Fallacy

Assessing whether the reasoning in an argument is sound and the evidence is relevant and sufficient

• Delineate

• Coercion

• Evaluate

• Claim

A statement put forth and supported by evidence

• Argument

• Authority

• Conclusion

• Vague

The available facts or information indicating whether a belief or proposition is true or valid

• Opinion

• Evidence

• Inference

• Argument

Which line from The Riddle of the Rosetta Stone shows logical reasoning?

• Immediately Champollion thought of the one Greek leader whose name might be identified with this particular combination of letters.

• Of the nine symbols, Champollion already knew numbers 1, 2, 4, 5, 7, and 8.

• Now he had three more signs to add to his list, those that stood for "K," "N," and "S."

• He had deciphered many cartouches from the period when Greek pharaohs ruled Egypt.

Read the following details. To open a savings account at North Bank, a customer must deposit at least $100 into the account. To open a checking account at North Bank, a customer must deposit at least $500 into the account. Gervais opened a savings account at North Bank, but not a checking account. Which conclusion can be logically drawn based on these details?

• Gervais does not have $50.

• Gervais has at least $100.

• Gervais has banked at North Bank before.

• Gervais does not need a checking account.

Which of the following best defines 'deductive reasoning'?

• A) Drawing a specific conclusion from a general statement

• B) Making a generalization based on specific observations

• C) Forming a hypothesis based on a theory

• D) Evaluating evidence to form a conclusion

Identify the sentence that demonstrates logical reasoning:

• A) The sun rises in the east, so it will rise in the west tomorrow.

• B) If it rains, the ground will be wet. It is raining, so the ground is wet.

• C) I like apples, so I will eat oranges.

• D) The book is on the table, so it must be in the drawer.