Sal helps with data organization in this video, which focuses on stem and leaf plots. Clarifying that "this is just one of many, many, many ways to visualize data that you will run into in your mathematical or statistical futures," he...

Faced with a series of numbers, we need to find the following few values of the sequence. This short video shows an example of finding the following values in a sequence where we must find the pattern of adding a specific number each...

Another way to organize data beyond the stem and leaf plot - the histogram - is the focus of this lesson. Sal's objective is to introduce viewers to these methods of organization, making them familiar and straightforward, so students can...

Note the function notation. Learners watch a short video that provides a primer in function notation. They see how to apply function notation for points given as ordered pairs, as a table of values, or as a graph, and how to interpret...