Chapter 2 AP Stats notes Density Curves Always plot data (graph, histogram, stem plot, etc) Look at SOCS (shape, outliers, center, spread) Calculate summary (5 number summary) If overall patter in regular (normal or symmetric) it can be described as a smooth curve. Smooth curve is a mathematical model Measure your impact. Get in-depth stats on who's been reading your work and keep track of your citations.
test using variables. There is a second, inferior way to organize the data in the preceding example. Each column of data could be arranged in any order. Nevertheless, if our data are organized like this, ttest can accommodate us. An approximate distribution of estimates of variance components.