10 free EA practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
EA Practice Test 9Tutor mode
Question 1 of 10
Verbal Reasoning
Researchers at Westbrook University found that office workers who took a ten-minute walk after lunch made significantly fewer errors on afternoon data-entry tasks than did workers who stayed at their desks. The researchers concluded that a short midday walk improves afternoon concentration.
Which of the following, if true, most strengthens the researchers' conclusion?