1. What caution was made about Spark lines in both Excel and Tableau?

2. How is a Lollipop chart different than a Bullet Chart?

3. _________ occurs when Tableau creates additional marks in the view to compensate for missing values; it also assigns to those marks the value it thinks it should have, based on surrounding values. Notice that these marks are not added to your data, but only on your view.

4. Tableau _____________ charts are an alternative visualization choice for illustrating the change between two data points. They are dual-axis combination charts, where one of the axes have circle mark types and the other has a mark type of line set to be a Path between the two data points.