ap statistics - q&a: two-variable data & regression

timestamps

• 0:00

  Welcome and Introduction

• 0:32

  Session Overview

• 1:03

  Unit 2: Two-Variable Data

• 2:06

  Categorical Variables Graphics

• 2:37

  Multiple Bar Chart

• 3:39

  Segmented Bar Graph

• 4:10

  Mosaic Plot

• 5:11

  Two-Way Table

• 5:42

  Relative Frequencies

• 6:12

  Marginal vs Conditional

• 8:17

  Quantitative Variables

• 8:47

  Explanatory and Response

• 9:49

  Scatter Plots

• 10:20

  Analyzing Scatter Plots

• 12:26

  Correlation Coefficient

• 13:28

  Calculator Usage

• 14:11

  Correlation Scale

• 15:13

  Correlation vs Causation

• 15:44

  Linear Regression

• 16:45

  Residuals Explained

• 17:48

  Least Squares Line

• 18:50

  Reading Regression Output

• 19:52

  Outliers and Leverage

• 20:53

  Data Transformations

• 21:57

  FRQ Practice Introduction

• 23:02

  FRQ Scoring Guide

• 25:05

  First FRQ: Histogram

• 26:33

  Shape and Spread

• 27:05

  Outliers and Box Plot

• 29:43

  Second FRQ: Regression

• 30:35

  Intercept Interpretation

• 31:49

  R-Squared and Outlier

• 34:22

  Third FRQ: Association

• 35:24

  Slope Interpretation

• 36:29

  Residual Calculation

• 36:59

  Closing Remarks