Logical Reasoning

PT127 · S2 · Q1 This region's swimmers generally swim

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This region's swimmers generally swim during the day because they are too afraid of sharks to swim after dark but feel safe swimming during daylight hours.

Evidence

This region’s swimmers generally swim during the day because they are too afraid of sharks to swim after dark.

The swimmers feel safe swimming during daylight hours.

All recent shark attacks on swimmers in the area have occurred during the day.

Conclusion (indicating that)

It is not more dangerous to swim here at night than during the day.

Evaluate

Why are the shark attacks only during the day? It could be that sharks are more aggressive during the day than during the night. But it also could be that no shark attacks occur at night because no swimmers swim during the night.

1.

The reasoning in the argument is most vulnerable to criticism on the grounds that it

  1. overlooks the possibility that some

    Too Weak

    This is too weak to undermine the argument since these sharks may or may not reside in the region.

    3% picked this

  2. bases its conclusion on evidence

    Unsupported

    The evidence does not come from the swimmers and there’s no reason to question their reliability.

    1% picked this

  3. overlooks the possibility that swimmers

    Out of Scope

    This provides an alternative explanation for why swimmers would not swim at night. But it does not impact the assertion that swimming at night is not more dangerous than during the day.

    9% picked this

  4. presumes, without providing justification, that

    Too Weak

    The argument does provide justification—the recent shark attacks.

    1% picked this

  5. Correct

    fails to take into account

    Why this is right

    This presents a consideration that would weaken the argument.

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

    87% picked this

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