1.3 Normal Distributions
Fun with z scores
- Density Curve
- Facts about Density Curves
- More Facts about Density Curves
- Why Use Density Curves?
- Centers of Density Curves
- Calculating Center and Spread for Density Curves
- Notation
- Normal Distributions
- Importance of Normal Distributions
- 68-95-99.7% Rule
- Example: 67-95-99.7% Rule
- Normal Distributions
- Transformation of Normal Variables
- The Standard Normal Distribution
- Why Standardize?
- An Example - Continued
- An Example - Continued
- Standard Normal Distribution: An Interpretation
- An Example - Continued
- Z-Tables: The Standard Normal Table
- Calculation Rules for Normal Distributions
- General Idea