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Context. Foreign graduate students in the US 2x / week lesson This lesson immediately follows a live lecture. Goals. Top-down processing: get the students to work from a broad to a more detailed understanding “Active” listening: encourage an understanding of what the speaker is implying
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Context • Foreign graduate students in the US • 2x / week lesson • This lesson immediately follows a live lecture
Goals • Top-down processing: get the students to work from a broad to a more detailed understanding • “Active” listening: encourage an understanding of what the speaker is implying • Critical thinking: encourage an engagement with the ideas the speaker is presenting
Listening 1 Comprehension Questions
Comprehension Questions • What is the passage about? Try to explain in 10 words or less. • How effective is a polygraph? • How effective is fMRI? • Which does the speaker think is a more effective, a polygraph or fMRI? • Given the effectiveness of both methods, where do you think they should and should not be used?
2010FHSLecture2clip12 • The polygraph machine, the old fashioned lie detector, which measures physical reactions related to anxiety, so it measures your heart rate, your blood pressure, the sweatiness of your palms, how often you're breathing, how quickly you're breathing. It's been around for over eighty years, there aren't actually very many good, rigorous studies of it, but our National Academy of Sciences did a big report on it seven years, six years ago. And they concluded from the handful of really good studies that in laboratory settings, the polygraph seemed to be accurate about seventy five to eighty percent of the time. Now, that's in laboratory settings. We don't know how well it works in the field, in the real world. The fMRI people will claim seventy to ninety percent effectiveness in the lab. I think there's some problems with that data, but again, like polygraph, we don't know how good it is outside the lab.
Lessons Learned • Audacity is totally easy and useful • The hardest thing was deciding on a title • Etc. • Etc.