Mathematics, 20.01.2020 19:31 nisazaheer

Determine whether the study depicts an observational study or an experiment. eighth dash grade students are randomly divided into two groups. a. one group is taught english using traditional techniques. b. the other is taught english using a reform method. after 1 year comma each group is given an achievement test to compare its proficiency with that of the other group. choose the correct description of the study.

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