Mathematics, 19.12.2019 03:31 amoryfe28p0vpwo
An administrator believes that the placement of motivational posters on the walls in classrooms of academic buildings will lead to increased gpas at his school. to test his theory, he randomly assigns certain classrooms within the college of liberal arts and sciences to have the posters, while others do not. none of the remaining four academic colleges have any posters placed in their classrooms. what is most likely to be the hypothesis in this study?
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