June 1991 LSAT Section 4 Question 12

A recent study found that snoring, though not common in either group, is more common among smokers than among nonsmok...

Raheel on July 1 at 10:25PM

Why is C wrong?

Wouldn't it show that the effect is still occurring without the cause, therefore destroying the causation chain in the premise

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Raheel on July 1 at 10:28PM

The video did not help, talking about how the answer is irrelevant just because does nothing to help

Emil-Kunkin on July 2 at 11:18PM

C doesn't actually give us anywhere near enough information. Effects can absolutely happen without one possible cause. Almost all effects are overdetermined. I could be wet because it rained, because it is hot out and I'm sweaty, because I went for a run, because I just got out of the pool, etc. the fact that the majority of people who are soaking wet did not just get out of the pool doesn't mean that swimming doesn't cause one to be wet.

In this case it depends on the relative sizes of the population. We would want data about the percentages of smokers and non smokers who snore. C doesn't give us this,