**What is a Residual**– This screencast describes the meaning of a residual.**Interpreting the Correlation Coefficient**–This screencast explains the meaning of a correlation coefficient**Calculating the Residual**– This is a sample problem on calculating a residual given the equation of a best-fit line and an actual data point (section 2.3 ex 1b)**–****Data Analysis Part 1 – Creating a Scatter Plot****Data Analysis Part 2****Data Analysis Part 3–Generating the Predicted Value****Data Analysis Part 4 – Generating the Residual Value****Data Analysis Part 5 – Generating a Residual Plot****Data Analysis Part 6 – % Error of Residuals**