Logical ReasoningDifficulty: Medium

PT105 S4 Q16 Explanation

The miscarriage of justice in

A free, expert breakdown of this official LSAT Logical Reasoning question.

TopicsStrengthen

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Stimulus

The miscarriage of justice in the Barker case was due to the mistaken views held by some of the forensic scientists involved in the case, who believed that they owed allegiance only to the prosecuting lawyers. Justice was thwarted because these forensic scientists failed to provide evidence impartially to both the evidence in general that should be condemned for this injustice.

What this question is testing

Strengthen

Your task

Find the choice that makes the argument's conclusion more likely to be true.

Common trap

Answers that are consistent with the argument but add no real support, or that strengthen a claim the argument doesn't make.

Winning move

Locate the gap between evidence and conclusion, then pick the choice that closes it.

Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.

The question
16.

Which one of the following, if true, most strengthens

Answer choices

  1. Correct74% picked this

    Most forensic scientists acknowledge a professional obligation to provide evidence impartially to both the defense

    Why this is right

    This is strengthening the idea that the injustice in this case was an exception, an anomaly. It wasn't something typical of forensic evidence in general. After all, most forensic scientists know they are obliged to provide evidence impartially to both the defense and the prosecution. The fact that the forensic scientists in the Barker case failed to provide impartial evidence is an outlier, not the norm for the industry.

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

  2. Weakens8% picked this

    The type of injustice that occurred in the Barker case has occurred in other

    This is the opposite of what we were looking for. This is moving away from "these were a couple bad apples / not typical for the field" and moving towards "this kinda thing happens a lot in the world of forensic evidence".

  3. Mixed Impact10% picked this

    Most prosecuting lawyers believe that forensic scientists owe a special allegiance

    In one sense, we might look at this and think, "Aha! This strengthens. We shouldn't be blaming forensic evidence in general. We should be blaming prosecuting lawyers. They're the ones who are mainly responsible for the fact that forensic witnesses act too loyal to one side." But in another sense, we could look at this and think, "This weakens. There is an inherent problem with forensic evidence, because the prosecutors that use it by enlarge think that a forensic witness should be giving testimony that's partial to their side." And then in another sense, we could be thinking, "Who cares what prosecutors believe or even what they desire? We only care about what forensic witnesses believe, when it comes to loyalty vs. impartiality. That's how we'll assess whether the forensic scientists in the Barker case were representative samples or outliers in the field."

  4. Weak / Unclear Impact3% picked this

    Many instances of injustice in court cases are not of the same type as that which occurred

    Insofar as this answer is moving in the direction of, "What happened in the Barker case is unusual / not what happens elsewhere", this strengthens. But it's so wispy, because "many" is a very soft quantity, and it's also not clear that this answer is even talking about court cases that involve forensic evidence, so it could be wholly out of scope.

  5. Weakens, if Anything5% picked this

    Many forensic scientists do not believe that any miscarriage of justice occurred in

    The author clearly believes injustice occurred in the Barker case. If forensic scientists don't see any problem with what happened, then that would actually help us argue that this is a problem with forensic evidence in general. Forensic scientists are so convinced that they should be loyal to the side that hired them that they think the behavior of the scientists in the Barker case was totally normal and acceptable.

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