AP STATISTICS
UNIT 1: Exploring Data
High School Mathematics
The Practice of Statistics, 2nd Ed.
Target Time Frame: 18 – 20 days
STANDARD / ESSENTIAL QUESTION / DEPTH for MASTERY / Sections / COMMENTSIA: Interpret graphical displays of distributions of univariate data (dotplot, stemplot, histogram, cumulative frequency plot); find center and spread; identify clusters, gaps, outliers; describe shape of distributions. / What do I use to describe a distribution of univariate data? / All / Ch. 1.1 / Resources:
Day 1 Survey (Golden Resource Binder)
Special Problem #1 (GRB)
2000-FR#3IB: Summarize distributions of univariate data; measure center (median/mean), spread (range, IQR, standard deviation), and position (quartiles, percentiles, z-scores); use boxplots; change units on measures. / What is an IQR?
What are the characteristics of a normal curve?
What is the empirical rule and how can I use it? / All / Ch. 1.2
Chapter 2 / Resources:
Activity 2A (The Practice of Statistics, 2ed.)
1999-FR#4
IC: Compare distributions of univariate data using dotplots, back-to-back stemplots, boxplots; compare center/spread, clusters, outliers, and shape. / What is a five-number summary?
What is the best way to graphically compare 2 data sets? / All / Ch. 1.2 / Resources:
1997-FR#1
ID: Explore bivariate data by analyzing patterns of scatterplots; find correlation, least-squares regression line, graph residual plot; transform non-linear data to achieve linearity. / What is r?
What does r tell me?
What do I look for when examining a scatterplot? / All / Chapter 3
Ch. 4.1, 4.2 / Resources:
Demo of Correlation r
Guess correlations
APEX-ClassTools Online
Special Problem 4D (GRB)IE: Explore categorical data using frequency tables; find marginal and conditional distributions. / What is Simpson’s paradox? / All / Ch. 4.3 / Resources:
1997-FR#6
UNIT COMMENTS: This unit must be completed prior to the AP Exam. Notes in the Comments column that have a year and FR# refer to an AP Exam, noting the year and free response question number.