Identify the scale of analysis for the data provided in both maps.

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking

Dorgan as just issued a memo to all this employees saying that all tests are to be administered in exactly the same way, given in the same room, and scored in exactly the same way. dorgan wants to ensure that all of his tests

What is the meaning of life and everything