NameDate
Data Dive · Rung 4 · 4.1
These counties have clean air
Before the blanks are marked
Some counties are white on this map. Write down what you think white means.
Do not change this once you have written it. Being wrong here is the point — it is what makes the next part mean something.
Where does this data start and end, and who chose that?
Does the evidence reach the claim?
What would you need before you would sign it?
How I know
Point at the chart. Which part of it makes your answer true?
After the reveal
Look at what you wrote at the top. Did it survive? If it did not, what did you assume that turned out not to be true?