12 - Big Z-score and the normal model

What are the characteristics of a normal model?

Practice

Chapter 6 # 25,27,3741, Read pages 110-122

Vocabulary

Standard normal model, nearly normal condition, 68-95-99.7 Rule, normal percentile

Study Questions

1. What is a model?
2. How do you explain if a standardized value is unusual using a normal model?
3. How do we find the percentage of values falling above, below a given z-score?

Resources

1. Slide Deck: 12-Big-Z-score-and-the-normal-model.pdf