Virtual Nerd: What Does It Mean to Have No Correlation?

What does it mean to be financially responsible? Develop a working definition of financial literacy with your classes. Using six scenarios, learners debate financially literate actions and develop a definition based on their decisions.

What does it mean to be financially responsible? Pupils begin to develop the building blocks of strong financial decision making by reviewing how their past purchases are examples of cost comparing, cost-benefit analysis, and budgeting.

What does it mean when a scatter plot graph shows that there is no correlation? Does it have something to do with the slope of the line of fit? Yes, it certainly does have to do with the line of fit. If the slope of the line is zero,...

Watch this video tutorial and learn what it takes for an equation to have no solution. [3:46]

Use math to learn about changes in US wealth distribution and poverty rate over time in this interactive from KQED. In the accompanying classroom activity, students interpret the graphs and consider how the poverty rate spike following...

How do you determine the correlation in a set of data? Plot the data, find the line of fit, then use that line to determine if the correlation is positive, negative, or no correlation. This tutorial demonstrates that when a line of fit...

Mean is the same thing as average when referring to a set of data. Watch this tutorial for an explanation and example. [4:05]

How can an equation have no solution? Well, if the original equation has a variable on each side of the equal sign, it could work out that there is no solution. Watch this video and find out just how that happens.

Video tutorial explores the term congruent which is often used to describe figures that have the same size and shape. [5:21]

In math, lines are used to show the rate that an amount is changing. The slope is the steepness of a line. How do we assign an actual number value to the steepness of a line? This tutorial will walk you through the process of finding...