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Table 7 Student Science Ideas - first time after introduction of Claim, Evidence, Reasoning n = 52

From: Supporting the development of scientific understanding when constructing an evolving explanation

Comparison: 1st time after Framework

Effect size

Cohen’s dav

pH Ex2 & Conductivity Ex3

0.72

pH Ex2 & Dissolved oxygen Ex4

0.86

Temperature Ex2 & Conductivity Ex3

0.91

Temperature Ex2 & Diss Oxygen Ex4

1.08

  1. pH Ex2 & Temp Ex2 done at the same time and therefore no compared