Number of times the information is heard/repeated.
How much information is stored in the brain.
Whether the information may be “rehearsed” or not.
People only remember about half of what they hearimmediately.
Within 2 months, 50% forgotten, leaving 25% remembered.
Loss begins immediately—within about 8 hours!
Interplay, Eleventh Edition, Adler/Rosenfeld/Proctor
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