2010 practice exam 2 questions - MIT OpenCourseWare

A. 9 plus or minus 2 B. 7 plus or minus 2 C. 5 plus or minus 2 D. 3 plus or minus 2 . 2. Various factors can help or harm memory. People remember material, like recall of nonsense syllables, better if they sleep 8 hours between study and test than if they are awake for 8 hours between study and test; this result supports the idea of ................
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