Understanding the difference between experimental and observational units.
Experimental units and observational units (StatsCasts)
Go to to learn more about Henry Cho and The Grable Group. Comedian Henry Cho discusses growing up as a ...
Observational comedy from Comedian Henry Cho on The Late Late Show
An excerpt from Stewart Lee's 2011 / 2012 touring show, Carpet Remnant World. The DVD of this show was filmed over two nights at the Lyceum, Sheffield in ...
Stewart Lee - Carpet Remnant World - "Observational Comedy"