Building on this research, one could vary the data by including more high school students from different backgrounds and socioeconomic statuses. Finding out how these factors contribute to the number of AP classes taken and cumulative GPA will increase the effectiveness of this observational study. The limitation of the research was that many of the students who took the survey were from Ms. Moneypenny’s AP Statistics class, and other AP classes, as listed in the Introduction. This gave the data bias because many of the students in that class are considered to be above average students, and they made up the majority of the responses to the study. If this study were done differently, the responses would have more variation, and better represent
