Logic Breakdown

Passage Summary: Because more people get hurt at crosswalks with lights and stripes than at plain ones, the author thinks those safety features are useless and a waste of cash.

Conclusion: Safety features like road striping and flashing lights are a waste of money.

Reasoning: There are more pedestrian injuries at crosswalks with these safety features than at crosswalks without them.

Analysis: The author is confusing correlation with causation and ignoring the 'base rate' of danger at these locations. It is highly probable that city planners only install lights and stripes at the most dangerous, high-traffic intersections to begin with. The argument fails to consider that the injury rate at these spots might be even higher if the safety features weren't there. Look for an answer that identifies this failure to account for the inherent danger of the locations being compared.

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7.

The reasoning in the argument is most vulnerable to criticism because the argument

Correct Answer
A
A identifies the key oversight: the safery features may be installed precisely at the most dangerous crosswalks, so higher injury numbers there do not show the features are a waste.
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