Statistics is a useful discipline when applied to many fields - from biology to infrastructure and much more.  As “big data” grows ever larger, it becomes even more important to have a good...

Piecewise functions are often used in algebra and calculus to describe behavior that does not follow a single function for an entire interval.  They are sometimes called “hybrid functions”,...

Standard deviation is an important statistic that helps us to get a sense of the spread of a data set.  We can use Excel to help us in our calculations, but there are a few things to be aware...

Probability is a concept that helps us to figure out the chance that an event (or sequence of events) will happen.  Probability can give us an idea of what to expect, which gives it many...

Ordered pairs are used in math to define relations and functions.  They are also used when graphing these relations and functions. So, what is an ordered pair?  An ordered pair is two...

Probability and statistics are often combined into one course in high school or college classes.  However, there are some differences between these two fields. So, what is the difference...