Psychology ch 6 In his studies of memory, Ebbinghaus found that of the information was lost by the end of the first day after studying, and that of the information was lost after a month had passed.

66%; 80%

Explanation:

Hermann Ebbinghaus, a German psychologist pioneered an experiment study on memory where he hypothesize that retention of memory depends on time. On completing particular study, He found that 66 percent of information was lost, while 80 percent of the information was lost after a month. He called this study forgetting curve

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