Illustrative Mathematics
Illustrative Mathematics: S Ic Why Randomize?
The exercise demonstrates that judgment (non-random) samples tend to be biased in the sense that they produce samples that are not balanced with respect to the population characteristics of interest. Students will estimate the mean...
Illustrative Mathematics
Illustrative Mathematics: S Ic Block Scheduling
A random sample of 100 students from a specific high school resulted in 45% of them favoring a plan to implement block scheduling. Is it plausible that a majority of the students in the school actually favor the block schedule? Students...
Illustrative Mathematics
Illustrative Mathematics: S Ic.2 Sarah, the Chimpanzee
The purpose of this task is to give learners experience in using simulation to determine if observed results are consistent with a given model. The final part of the task also addresses the role of random assignments in the design of an...
Quia
Ixl Learning: Frequency Tables
Brush up on your math skills relating to frequency tables then try some practice problems to test your understanding.
Purple Math
Purplemath: Scatterplots and Regressions
Explains the purpose of scatterplots, and demonstrates how to draw them.
Khan Academy
Khan Academy: Creating Frequency Tables
In this exercise, students practice creating frequency tables. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Creating Frequency Tables
Practice creating frequency tables from small data sets. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.