Curated OER
8.SP.1Texting and Grades I
Here is a fitting question for middle schoolers to consider: Is there a relationship between grade point average and frequency of sending texts? Starting statisticians examine a scatter plot and discuss any patterns seen.
CK-12 Foundation
Ck 12: Mutually Inclusive and Mutually Exclusive Events
[Free Registration/Login may be required to access all resource tools.] Learn about mutually inclusive and exclusive events in probability.