16Hit1600
Expression of IdeasHardReporting a finding with a caveat about its scope

Expression of Ideas practice question

While researching a topic, a student has taken the following notes: - A study followed 300 people who took up running. - After a year, their resting heart rates had fallen by an average of 6 beats per minute. - All the participants were under 40. - The study did not include people with heart conditions. The student wants to report the finding and note a limit on whom it applies to.

Which choice most effectively uses relevant information from the notes to accomplish this goal?

  1. A. After a year of running, the study's participants' resting heart rates fell by an average of 6 beats per minute, though all were under 40 and none had heart conditions, so the result may not apply to older people or to those with heart problems.Correct
  2. B. Resting heart rates fell by an average of 6 beats per minute.
  3. C. All the participants were under 40.
  4. D. The study followed 300 people.

Answer: A. After a year of running, the study's participants' resting heart rates fell by an average of 6 beats per minute, though all were under 40 and none had heart conditions, so the result may not apply to older people or to those with heart problems.

Finding, then who it covers.

Why the other answers are wrong

B. Resting heart rates fell by an average of 6 beats per minute.
No limit.
C. All the participants were under 40.
A limit without the finding.
D. The study followed 300 people.
Method only.

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