Logical Reasoning

PT14 · S4 · Q1 In a yearlong study, half

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

  • Save & drill this skill build targeted practice sets from questions like this one

  • Video walkthroughs watch every question solved step by step

  • 81 official LSATs as questions, timed sections & full-length tests

In a yearlong study, half of the participants were given a simple kit to use at home for measuring the cholesterol level of their blood.

Your task

Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.

Common trap

Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.

Winning move

Predict what a right answer must do, then test each choice against the conclusion-evidence gap.

1.

Which one of the following, if true, most helps to explain the study’s finding?

  1. The lower a blood-cholesterol level

    Trap

    2% picked this

  2. Participants with the kit were

    Trap

    7% picked this

  3. Participants with the kit used

    Trap

    1% picked this

  4. All the participants in the

    Trap

    3% picked this

  5. Correct

    Participants using the kit reported

    Why this is right

    Answer E is correct.

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

    88% picked this

Continue the review in LSAT Lab

Save this question, watch the video walkthrough, and drill similar questions in your LSAT Lab account.

LSAT Lab

Turn this review into a targeted study plan.

Save this question, drill more like it, watch the video walkthrough, and track your progress in your LSAT Lab account.

Start practicing free