1. Unit 1 Lesson 9: What is Typical?
Write in your Journals
What are characteristics of a “typical” student?
Does a typical 12th grader differ from a typical 9th grader? How so?

2. What does the term typical mean?
Write in your Journals synonyms for “typical”
Share them in your group.
Which terms apply best to categorical vs numerical variables?
Discuss in groups
Copy T –chart into your Journal

3. What is a typical value for each? Why?
Look at our Nutrition Facts Labels dotplots
Consider:
Center, Shape, & Spread
What is a typical value for each?
Why?

4. Hours of Sleep Dotplot
Write down the number of hours of sleep you got last night
What do you think the typical value will be?
What do you think the lowest value will be?
What do you think the highest value will be?
What do you think the shape of the distribution will look like?

5. Saturday Hours of Sleep
Write down the number of hours of sleep you hope to get this Saturday
How will this plot differ from the previous plot?

6. Exit Ticket
Think about our weekday and weekend hours of sleep dotplots:
Explain one similarity in shape, center, or spread.
Explain one difference in shape, center, or spread.