##### 4.1

- Normal Distribution: Example 1: Paper 1: Medium: TI-84+
- Normal Distribution: Example 2: Paper 1: Hard: TI-84+

##### 4.2

##### 4.3

- Linear Regression: Example 1, Overview: Paper 2: Easy: Casio
- Linear Regression: Example 1, Part A and B: Paper 2: Easy: Casio
- Linear Regression: Example 2: Paper 1: Medium: Casio
- Linear Regression: Example 3: Paper 2: Medium: Casio

##### 4.4

- Chi Squared and Probability: Overview: Paper 2: Medium: Casio
- Chi Squared and Probability: Part A, B, C, D, and E: Paper 2: Medium: Casio
- Chi Squared and Probability: Part F and G: Paper 2: Medium: Casio
- Chi Squared: Example 1: Paper 1: Medium: Casio
- Chi Squared: Example 2: Paper 2: Medium: TI-84+
- Chi Squared: Example 3: Paper 1: Easy: TI-84+
- Chi Squared: Example 4: Paper 1: Medium: TI-84+