To see this video with closed captioning go to http://www.youtube.com/watch?v=LfNZshcojcU&feature=youtu.be
Here are a couple of really simple examples to show you the basic difference between discrete and continuous data.
For a closed caption version of this vedeo go to http://www.youtube.com/watch?v=f8KHfsKP0YA&feature=youtu.be