ECON 3210 Lecture Notes - Lecture 16: Standardized Test
7 Jan 2018
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Randomization appears successful in the context of the free-lunch variable. As mentioned, star seems to have successfully randomized students into classrooms in kindergarten. They better be if class size affects test scores! They better be if class size effects test scores! As we can see, students in small classes scored 7. 73 scale points higher on the standardized test and this difference is significant at conventional levels (this is about four percentile points) Note well: star was an experiment and things might go differently when generalizing the results to the real world (the external validity problem) Star was seen as largely showing that smaller class sizes were beneficial. [r]ecent research confirms what parents have always known children learn better in small classes with good teachers, and kids who start out in smaller classes do better right through their high school graduation. (bill. In the summer of 1996, california enacted the most expensive state-level education reform in u. s. history.
