Khan Academy
Khan Academy: Interpreting Slope and Y Intercept of Lines of Best Fit
Practice explaining the meaning of slope and y-intercept for lines of best fit on scatter plots. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Texas Education Agency
Texas Gateway: Analyzing Scatterplots
Given a set of data, the student will be able to generate a scatterplot, determine whether the data are linear or non-linear, describe an association between the two variables, and use a trend line to make predictions for data with a...
Texas Instruments
Texas Instruments: Numb3 Rs: How Tall Is the Criminal?
Based off of the hit television show NUMB3RS, this lesson introduces students to lines of best fit and their applications. While the extensions delve into correlation, the main lesson focuses only on collecting data, creating a...
Khan Academy
Khan Academy: Linear Regression Review
Linear regression is a process of drawing a line through data in a scatter plot. The line summarizes the data, which is useful when making predictions.
Texas Instruments
Texas Instruments: Numb3 Rs: Dialing Ben
Based off of the hit television show NUMB3RS, this lesson has students try to discover if there has been a significant change in cell phone use over the course of ten days. If so, this "change point" can be detected by creating a line of...
Rice University
Rice University: The Hand Squeeze
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.