Use Indirect Truth Tables to Determine Whether Each of the Following

question 104

Multiple Choice

use indirect truth tables to determine whether each of the following arguments is valid. If the argument is invalid, choose an option which presents a counterexample. (There may be other counterexamples as well.)
-(A ≡ B) • (A $\lor$ C)
C / B

• A) Valid
• B) Invalid. Counterexample when A and C are true and B is false
• C) Invalid. Counterexample when A is true and B and C are false
• D) Invalid. Counterexample when C is true and A and B are false
• E) Invalid. Counterexample when A, B, and C are false

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Definitions:

Judgment

A cognitive process where conclusions are made based on criteria and evidence.

Self-governing

Having the ability or authority to rule, govern, or control oneself or an organization without external control.

Scope of Practice

The boundaries defining the extent of activities, services, and responsibilities a professional is permitted to perform based on qualifications, training, and licensure.

Paradigm

A paradigm is a distinct set of concepts or thought patterns, including theories, research methods, postulates, and standards for what constitutes legitimate contributions to a field.