Transcript Table

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Course Level Date Clip# Line Interlocutor Content
Talkbank - - 20 51 T what happened?
Talkbank - - 20 52 T which one caused the difficulty?
Talkbank - - 20 53 S xxx.
Talkbank - - 20 54 SN twenty five.
Talkbank - - 20 55 T four x all cubed.
Talkbank - - 20 56 SN yeah.
Talkbank - - 20 57 T okay, don't forget, if you've got that situation where something is all cubed, both the numerical coefficient as well as the variable has to be cubed, yeah?
Talkbank - - 20 58 T so what does four cubed mean?
Talkbank - - 20 59 SN four by four by four.
Talkbank - - 20 60 T four four multiplied by itself three times.
Talkbank - - 20 61 T so four fours is sixteen, times four, sixty four.
Talkbank - - 20 62 T okay, nine.
Talkbank - - 20 63 T eight.
Talkbank - - 20 64 T and less than eight.
Talkbank - - 20 65 T okay, any questions about them?
Talkbank - - 20 66 T all right, here's the story.
Talkbank - - 20 67 T my wife bakes hot chocolate chip cookies, which I like.
Talkbank - - 20 68 UNK %xRES:This problem is situated in a real-life context. On average in the Australian data set, about one-fourth (27%) of the problems per lesson were set up with a real-life connection (Video Report, figure 5.1).The problem also involves the use of physical materials, in this case dice. Students throw the dice to determine which cookie will get a chocolate chip. Physical materials were used, on average, in 17% of the problems per lesson in the Australian data set (Video Report, figure 5.3).
Talkbank - - 20 69 T but lately, the number of cookies or the number of chocolate chips in the cookie
Talkbank - - 20 70 T has been decreasing.