Essay on Evaluation Of A Research Study

714 Words Apr 13th, 2016 3 Pages
A research question is essential to guide in a research and should be clear and focused. According to my MyDictionary, a hypothesis refers “to a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, either asserted merely as a provisional conjecture to guide investigation or accepted as highly probable in the light of established facts” (2016). The article by Brown & Walberg, 1993, comprises of a research question as well as a hypothesis. Their research question was regarding whether elementally students who underwent motivational effects on learning and test could significantly increase their achievement in tests. They also had in hand the hypothesis that manipulating elementary students motivationally could lead to better results compared to the ordinary standardized-test instructions.
Data collection involves gathering information on targeted variables and assessing it to evaluate outcomes. Brown & Walberg used the Quantitative data collection method, specifically, the experiment. This method relies on random sampling that enhances production of results that are easy to summarize, compare, and generalize (University of Wisconsin, 2016). They used 406 students to test their hypothesis through experimenting. The students were assigned to different treatment (control and experimental) during the collection of data.
The American Heritage Dictionary of the English Language defines an experiment as “A test…

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