Khan Academy
Khan Academy: Creating Dot Plots
Practice creating dot plots. Dot plots are very similar to frequency tables, but they make it easier to see the data. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
National Council of Teachers of Mathematics
Nctm: Figure This: How Much Time Do Teens Spend on the Job?
Try this math challenge where you investigate the average number of hours teen actually spend working. Apply your problem solving, number sense, and computation skills in this one page activity from the NCTM Math Challenges for Families...
Khan Academy
Khan Academy: Comparing Data Displays
Practice interpreting and comparing dot plots, histograms, and box plots. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
University of Illinois
University of Illinois: Rollin' Rollin' Rollin'
This resource is the beginning of a series of pages that demonstrates the diffference between the mean and median of a group of numbers. Uses bar graphs to display the data.