Mathematics, 19.02.2020 01:42 devnnn44
Determine whether the study depicts an observational study or an experiment. Seventh-grade students are randomly divided into two groups. One group is taught math using traditional techniques ; the other is taught math using a reform method. After 1 year, each group is given an achievement test to compare proficiency.
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Determine whether the study depicts an observational study or an experiment. Seventh-grade students...
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