Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Algebra 2 (Eureka Math/EngageNY)
Module 4: Inferences and conclusions from data
Topic D: Lesson 23: Experiments and the role of random assignment
Matched pairs experiment design
Matched pairs experiment design
Matched pairs experiment design
License: CC BY-NC-SA by Khan Academy