1979 Mine Safety and Health

Source: 1979 Instructor Training Course, Instructor Guide Series, Mine Safety and Health Administration, Education and Training Directorate, Feb 1979

Where was it found?4: Hathitrust.org

Search Term: “10 percent of what we hear”
What was found? A reference to the "Cone of Experience" followed by "...we retain only about 10 percent of what we hear, but up to 90 percent of a simulated experience."
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