This lesson on observational studies discusses the nature of such studies, the relationships between various data sets, and regression. Graphs illustrate the relationships, and exercises at the end test the user's comprehension and understanding. It is taken from the online textbook for West. Mich. Univ. online introductory stats course.
Source Code Available:
Source Code Not Available
Intended User Role:
Learner, Teacher
Material Type:
Resource Type:
Statistical Topic:
Copyrights:
Yes
Cost:
Free for All
Math Level: