Logical Reasoning

PT17 · S3 · Q9 Novice bird-watcher: I don’t know

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Novice bird-watcher: I don’t know much about animal tracks, but I do know that birds typically have four toes, and most birds have three toes pointing forward and one toe pointing backward.

Your task

Describe the reasoning error the argument actually commits.

Common trap

Answers that name a real logical flaw the argument doesn't actually make.

Winning move

Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.

9.

The argument is flawed because it

  1. relies on the vagueness of

    Trap

    1% picked this

  2. does not define birds as

    Trap

    2% picked this

  3. fails to identify what kind

    Trap

    2% picked this

  4. Correct

    does not establish that only

    Why this is right

    Answer D is correct.

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

    91% picked this

  5. depends on evidence about an

    Trap

    3% picked this

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