Extraf tochree Case study #1 Ahmad has tried various methods in the past to help
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Extraf tochree Case study #1 Ahmad has tried various methods in the past to help his students learn to spell well. He has had students work from a spelling book that includes exercises to help them learn the words. He has allowed students to develop their own spelling lists. He has given them spelling words from units of instruction in other subjects. The one thing that each of these approaches has had in common is that they all involved drill and practice. He has always had students write their words multiple times and/or make flash cards and practice their words. However, Ahmad isn't sure this is the best way to learn how to spell. One of his colleagues has her students use all the words she wants them to lea the week. So Ahmad decides to find out which approach would benefit his students the most He begins by placing all of his students' names in a hat. He then draws the names of half of the tudents. These students will use the writing method that Ahmad's colleague suggested. The others will continue to use the drill-and-practice methods that they have used in the past. He tells h wants to discover which method of using spelling words he should use in class, thinking that this way his students will understand why they are doing different things. At the end of the week he gives the cla spelling test. He calculates the average score for each group and compares them is students that he ss a . What kind of study did Ahmad conduct? What makes it this type of study? 2. What method did Ahmad use to assign his students to groups? 3. What would you call the group that learned their spelling words via writing? Why? 4. If one group outperforms the other on the final spelling test, can Ahmad infer that the method of instruction was the cause? Why or why not? What could Ahmad do to improve his study? 5.Explanation / Answer
1. Ahmad conducted an Experimental study to decide the effectiveness of his approach of instruction with his friend's approach of instruction.
2. Ahmad used the method of random assignment to assign the students into groups.
3. The group that learned their spellings via creative writing is the experimental group and the group that learned via drill and practice is controlled group.
4. Yes,if one group outperforms the other on the final spelling test, Ahmad can infer that the method of instruction was the cause because both the groups were assigned with two different types of instructional approach and the study was conducted to decide the better approach that gave maximum learning outcomes of spelling.
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