These "concept maps" go over, in detail, the most important topics from the AP Statistics curriculum. These outlines, created at the end of each unit, highlight the essential concepts, theorems, and formulas necessary for success on your in-class assessments and the AP test.Part 2 contains the following topics: confidence intervals for proportions, one proportion z-tests, type I and II errors, two proportion z-intervals and tests, one sample t-intervals, one sample t-tests, two sample t-interval