Imagine that you are hired by the superintendent of a local school district to serve as the statistical consultant on a project examining children’s acquisition of mathematics skills over the course of a school year. Students were measured at 5 times throughout the school year and approximately 25% of the data are missing due to students being absent on testing days. The superintendent lets you know that children tend to start at much different levels of math ability at the start of the school year, and that some students progress more rapidly than others in increasing their ability, and some even decline. The superintendent wants you to use repeated measures ANOVA to evaluate whether the trajectories of students with mothers who completed college differ from students whose mothers did not earn a college degree. What advice would you give the superintendent (e.g., appropriateness of RM ANOVA to answer research questions, assumptions of RM ANOVA, etc.)? Explain your answer in a paragraph or two. Answer Skip

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RM ANOVA is used to determine whether three or more group means are different where the participants ... View the full answer