Stem and leaf plot key

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How to make a stemplot

stem and leaf plot key

Stem and Leaf Plots aka Stemplots

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The number of minutes the students in Mr. Smith's class spent doing their homework one night is shown. Display the data in a stem-and-leaf plot. The stem-and-leaf plot shows the number of points scored by a college basketball player. Find the range of the data.

The following examples provide some practice with stem-and-leaf plots, as well as explaining some details of formatting, and showing how to create a "key" for.
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If you're seeing this message, it means we're having trouble loading external resources on our website. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Interpreting a histogram. Practice: Create histograms. Practice: Read histograms.

Information identified as archived is provided for reference, research or recordkeeping purposes. It is not subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. Please contact us to request a format other than those available. A stem and leaf plot, or stem plot, is a technique used to classify either discrete or continuous variables. A stem and leaf plot is used to organize data as they are collected. A stem and leaf plot looks something like a bar graph.

It is still a "work in progress" with editing and improvements yet to come. The digit s in the greatest place value s of the data values are the stems. The digits in the next greatest place values are the leaves. For example, if all the data are two-digit numbers, the number in the tens place would be used for the stem. The number in the ones place would be used for the leaf. This refers to the annual income per person in U. A stem-and-leaf plot of the income data for the countries in Western Africa is shown below.



Reading stem and leaf plots

Intro Examples. The following examples provide some practice with stem-and-leaf plots, as well as explaining some details of formatting, and showing how to create a "key" for your plot.

Stem-and-leaf plots

If you're seeing this message, it means we're having trouble loading external resources on our website. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Interpreting a histogram. Practice: Create histograms. Practice: Read histograms. Reading stem and leaf plots. Practice: Reading stem and leaf plots.

Examine the center and spread of the distribution. Assess how the sample size may affect the appearance of the stem-and-leaf plot. For each row, the number in the "stem" the middle column represents the first digit or digits of the sample values. The "leaf unit" at the top of the plot indicates which decimal place the leaf values represent. Investigate any surprising or undesirable characteristics. For example, the stem-and-leaf plot of customer wait times showed higher values and a larger spread than expected.

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The Stem and Leaf Plot is an interesting way to showcase data. Check out When reading a stem and leaf plot, you will want to start with the key. It will guide .
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4 thoughts on “Stem and leaf plot key

  1. When you compare them to histograms or boxplots , stemplots or stem and leaf plots are much more simple and straightforward to not only put together but also to read.

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