Logical Reasoning

PT134 · S2 · Q22 Moralist: A statement is wholly

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Moralist: A statement is wholly truthful only if it is true and made without intended deception.

Given

A statement is wholly WT → T + ~ID truthful only if it is ID or ~T → ~WT and made without intended deception.

A statement is a lie if ID or (LM + ~C) → L it is intended to deceive or if its speaker, upon learning that the statement was misinterpreted, refrains from clarifying it.

22.

Which one of the following judgments most closely conforms to the principles stated by the moralist?

  1. Ted's statement to the investigator

    Contradiction

    The first principle in ~T or ID → ~WT the stimulus implies that any statement that is not true, is also not wholly truthful.

    8% picked this

  2. Tony was not lying when

    Contradiction

    Since Tony meant to ID or (LM + ~C) → L deceive his granddaughter, the second principle implies that Tony was lying when he told his granddaughter that he did not wear dentures.

    1% picked this

  3. Siobhan did not tell a

    Bad Trigger Match

    To prove that something wasn't wholly truthful, we need to know that either 1) it wasn't true or 2) it was made with intended deception The argument tells us that the statement was true, so #1 is out. And we are never given any reason to think that Siobhan's statement was intended to deceive. Since the evidence doesn't establish either of the trigger ideas, we can't conclude "not wholly truthful".

    3% picked this

  4. Correct

    Walter's claim to a potential

    Why this is right

    This conforms to the second principle. The argument concludes L that Walter’s claim was a lie. The argument’s support ID is that Walter’s claim was intended to deceive.

    Skill tested: Principle-Conform · how this choice captures the argument's function is the move to repeat next time.

    84% picked this

  5. The tour guide intended to

    Contradiction

    According to the second ID or (LM + ~C) → L principle, any statement intended to deceive is a lie.

    4% picked this

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