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Lesson: Stem-and-Leaf Plots Mathematics • 9th Grade

In this lesson, we will learn how to use a stem-and-leaf plot to organize data sets.

Lesson Plan

Students will be able to

construct a stem-and-leaf plot from a given data set, with stems of varying numbers of digits and/or decimal portions of the original data values,
analyze and interpret data given as a stem-and-leaf plot,
understand how to determine the total number of values in a given stem-and-leaf plot by counting the leaves.

Lesson Video

Lesson Explainer

+13

Lesson Playlist

05:42
03:03
+4

03:04

Lesson Worksheet

Q1:

List, from least to greatest, the stems of a stem-and-leaf plot representing the following data set: 2, 29, 65, 31, and 93.

Q2:

The stem-and-leaf plot shows the ages of people at a birthday party.

How many people attended the birthday party?

Q3:

A class of students were asked to count and record the number of bugs they could find in their yards in 30 minutes. The results were as follows:

Write the stems, in ascending order, of a stem-and-leaf plot for the data.

Display the data in a stem-and-leaf plot.

Use your stem-and-leaf plot to find out how many students counted bugs in their yards.

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