Information and IdeasHardDistinguishing what the text states
Information and Ideas practice question
In a 2019 study, 120 adults were asked to memorise a list of forty words. Half were tested immediately; the other half slept for eight hours before being tested. On average, the group that slept recalled six more words. The researchers noted that every participant had reported normal sleep habits in the week before the study.
According to the text, which of the following is true of the study's participants?
- A. All of them had reported normal sleep habits before the study.Correct
- B. All of them slept for eight hours before being tested.
- C. The group that slept recalled all forty words.
- D. Half of them were children.
Answer: A. All of them had reported normal sleep habits before the study.
The last sentence states it directly: every participant had reported normal sleep habits in the week before the study.
Why the other answers are wrong
- B. All of them slept for eight hours before being tested.
- Only half the participants slept before testing; the other half were tested immediately.
- C. The group that slept recalled all forty words.
- The sleep group recalled six MORE words than the other group — not all forty.
- D. Half of them were children.
- The text says the participants were 120 adults.
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