Curated OER
Mean Absolute Deviation in Dot Plots
The lesson focuses on the ideas of dot plot representations and the mean absolute deviation of data sets.
Curated OER
Mean, Median, & Mode
Learners determine mean, median, and mode. In this problem solving lesson, students evaluate a set of data to determine the mean, median, and mode. Learners work in small groups practicing cooperative learning skills as they problem solve.
Curated OER
Handling Data/Measures of Average - Finding the Mean from Displayed Data
For this mean and average worksheet, students use the bars and charts to help them find the means using the given data. Students solve 3 problems.
Curated OER
Word Problems Involving Averages: Practice A
Ninth graders investigate word problems involving averages. In this Algebra I activity, 9th graders solve word problems which involve bowling averages, averaging football scores, and average cost of DVD’s.
Curated OER
Embracing Diversity
Ninth graders discover that the amount surveyed affects the results and conclusions drawn from a survey. In this sampling lesson students explore the concept that a valid conclusion require a large number of entries. Students calculate...