PHYSICS PROBLEM SOLVING
(^) QUESTION 3 C. DO THE GROUPS HAVE A PREFERENTIAL MEANS TO SUPPORT ARGUMENT CONSTRUCTION? The previous discussion of Question ...
(^) adequate “picture” of the problem. What ultimately “saved” Group 3A, and earned them 10 points on the problem, was following ...
Use Mo re A C^ 2A,^2 B,4B1 ,4B2, 4 C,5B1,5B2 (5 Gr oups ) 7 C --> AC Little E labor ation before 5 AC C -- > M C -- > A ...
(^) Dialog Code Comments GS W 5. MP This would be te'll need one onension. “a” one on “w” C New Episode and w 7. SK We do?e'll ...
Warrants, and Backings. Perhaps the more “tentative” nature of the Modified Claim made necessary these support statements. Group ...
First, most of the patterns (14 of 16 patterns, 12 of the 14 groups) begin with a claim. This is different from a strict Toulmin ...
All Claims are steps in a “reconceptualization” process. Within episodes, the claim-making role shifts between students, tha ...
the principles of physics. Most groups use Grounds, Warrants, and occasional Backings to support their arguments. Lack of adequa ...
CHAPTER 5 DISCUSSION OF RESULTS RESEARCH SUMMARY This chapter will briefly summarize the research setting and procedures and the ...
Students in a group worked a “practice” problem one week, and then worked a problem for a grade the following week. Students wer ...
I will now make major “claims” related to the research questions. Just as these 14 groups preferred, I will state the claim and ...
Second, additional Claims within a group’s episodes can be accounted for by defining the Alternate Claim and Modified Claim. ...
Claim 3b. Modified Claims and Alternate Claims play a direct role in the argument co- construction process of these groups and a ...
Although groups engage in both types additional claims, they tend to have a typical controversy pattern which uses either Alter ...
RELIABILITY, VALIDITY, AND GENERALIZABILITY REVISITED It is important to address again the reliability, validity and generalizab ...
problem sessions. Within one problem session, repeated readings of each group lead me to be able to “feel” what the group was li ...
Joseph Maxwell (1992) offers a useful typology for understanding validity. His goal is to provide a checklist of “threats” to va ...
methods with an Excel Spreadsheet. A simple check of the video log sheet revealed the gender of the students, and this was cros ...
ahead, I made sure at each step that what I was doing made sense to me and fairly represented the data. In addition, I had to co ...
Theoretical validity ask if the account of the research is valid in terms of the theory of what is happening in these groups. “. ...
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