Jean just read about an interesting research study summarized in a professional journal. In the​ study, researchers collected information about​ students' reading abilities in 3 Superscript rd​ grade, and then followed up years later to see how many graduated from high school. They found that students who had higher reading abilities were more likely to graduate. Jean tells her principal that 3rd grade reading abilities are the key to high school​ graduation, so the school needs to invest in strong reading instruction in​ kindergarten, first, and second grades. Has Jean made a mistake in her interpretation of the​ study?

A. Yes. This is a correlational​ study, which means that the researchers found a relationship between third grade reading abilities and high school graduation. Jean has misinterpreted this study and believes that third grade reading abilities are the cause of high school graduation.
B. No. Because the researchers followed up with the same set of students years​ later, it is correct to say that third grade reading abilities are the key to high school graduation.
C. ​No, because ultimately investing in reading instruction will not be a bad thing for students.
D. Yes. The school



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