---

LEARNING OBJECTIVES

• In what ways can scientific experiments be flawed? 
• Why are some samples better than others for studies involving human participants?
• Why are studies with non-representative samples invalid?
• How can we ensure that scientific results are generalizable to broad populations?

---

DOWNLOAD INSTRUCTIONAL MATERIALS

---

PRACTICE ACTIVITIES

---

ADDITIONAL RESOURCES

https://www.khanacademy.org/math/ap-statistics/gathering-data-ap/xfb5d8e68:potential-problems-sampling/v/examples-of-bias-in-surveys

https://www.formpl.us/blog/sampling-bias

https://docs.google.com/document/d/172_C2AjVIawYstehNxoQlvxJgb9PTqOgCpU_GJ9OiZo/edit

---