AP statistics chapter 4 Stats modeling the world third edition by David E. Bock

This chapter emphasizes the concept of quantitative data (the data that can be counted with real values) an its distribution whis is usually used to describe the quantitative display of data, introducing several graphics commonly used to display quantitative data, for example: Histogram, relative frequency histogram, stem and leaf display, and dotplot.

Vocabulary ● Outliers: values that are either too high or too low compared to the rest of the data affecting the distribution. ● The Quantitative data condition: You can only perform regression on quantitative variables ● Mean: the average of all the data values ● Median: the value that is in the middle of data if you lined it up from lowest to higher

● Mode: the most frequent value ● Center: the middle point of the data ● Standard deviation