Date post: | 12-Jan-2016 |
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Educational Multimedia
• Use of text, graphics, sound, photographs, and video to help people learn
Outline
• Larry presents myth.
• You decide whether myth generally true or false.
• Larry describes what research suggests.
• At end, we summarize scores.
Myth 1
• “People generally remember 10% of what they read, 20% of what they hear, 30% of what they see, [and] 50% of what they hear and see...” (Treichler, 1967, p. 15).
Myth 1
• False.
• Although widely used, this quote is completely unsupported.
Myth 2
• People prefer multimedia user interfaces.
Myth 2
• Generally true.
Myth 3
• People learn better from traditional classroom lectures than from computer-based multimedia tutorials.
Myth 3
• Generally false.
• People can learn better and faster with computer-based multimedia tutorials.
Myth 4
• The medium used to communicate the information affects learning.
Myth 4
• Generally true.
• Some media better than others for learning specific info.– pictures for spatial info– auditory narration for short info for short time– text for longer verbal info for longer time
Myth 5
• Multimedia improves learning better than “monomedia.”
Myth 5
• Generally true.
• Redundant verbal and pictorial multimedia (e.g., text with picture) generally more effective than text alone or picture alone.
• Redundant verbal multimedia (e.g., text with audio narration) generally not more effective than text alone or audio narration alone
Myth 6
• Due to novelty and learner stimulation, learning improves when there are many different media in the educational application.
Myth 6
• Generally false.
• Media improve learning only when used in highly-related, supportive way.– unrelated illustrations do not improve learning;
related illustrations do
Myth 7
• Interactive user interfaces improve learning.
Myth 7
• Generally true.
• But interactivity must encourage learner to process the info.
Myth 8
• Humor helps people to learn.
Myth 8
• Generally false.
• Humor can distract learners.
Myth 9
• Providing external rewards improves learning.
Myth 9
• Generally false.
• External motivation does not improve learning, but internal motivation does.
Myth 10
• Multimedia helps all learners to learn.
Myth 10
• Generally false.
• Multimedia most effective for naive learners and learners with lower aptitude.
Myth 11
• For recognition, text is better than pictures.
Myth 11
• Generally false.
• Picture recognition is much better than text recognition.
Myth 12
• The kind of info (e.g., verbal, pictorial) required to complete a test should match the kind of info used to present the original info.
Myth 12
• Generally true.
• Due to transfer-appropriate processing, people do better on verbal tests when they study verbal info.
Conclusion
• Multimedia can help people to learn -- sometimes.
For More Info
• http://mime1.marc.gatech.edu/imb/people/larry_pubs.html
• Larry Najjar’s e-mail address: [email protected]