medium · GMAT Verbal
In a clinical trial, patients with chronic insomnia who took a new sleep-aid pill nightly for eight weeks reported 40 percent fewer nighttime awakenings, on average, than they had before the trial began. The pharmaceutical company concludes that the pill is an effective treatment for reducing nighttime awakenings.
Which of the following, if true, most strengthens the company's conclusion?
- A separate group of participants given an identical-looking pill with no active ingredient reported no significant reduction in awakenings.
- The pill is priced noticeably lower per dose than most other prescription sleep medications currently sold on the market.
- Participants who enrolled in the trial were, on average, somewhat older than the general population of people who suffer from chronic insomnia.
- Most participants said the new pill was easy to swallow and had no noticeable aftertaste at all.
- News coverage of the trial's promising results led to a sudden surge in public interest in the new pill.
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