Integrals, Population, and Density Functions

In this video we develop the idea behind applying integrals to finding populations from density functions. We do a couple of examples, two don't need calculus so we can check our answers and understanding, and then one really needs calculus.

[@dpmike32819]

Wonderful

[@bebierosarie]

Hello sir! How about if the given density formula uses two variables for example f(x,y)?