Rates+at+which+dialogs+resemble+a+duet+of+back-channels+as+a+percentage+of+over-all+utterances-1

Use of utterance-initials back-channels as a percentage of utterances The Student parts (A) and the Teacher parts (B) add up to the duet percentage of the conversation.

Generally, the Teacher is more likely than the Student to initiate an utterance using a back-channel word.


 * qry duet rates per speaker and overall.**...............................................................................Teacher rate
 * Duet rate || ..dialog || #utterances || Student back channels || Student rate || Teacher's back channels ||
 * 65.00% || RS2Npst8 || 20 || 1 || 5.00% || 12 || 60.00% ||
 * 62.96% || LE2Npst8 || 27 || 3 || 11.11% || 14 || 51.85% ||
 * 50.00% || DC2Npst8 || 20 || 6 || 30.00% || 4 || 20.00% ||
 * 46.15% || Recast-s || 13 || 1 || 7.69% || 5 || 38.46% ||