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Course: Statistics and probability > Unit 2
Lesson 1: Displaying quantitative data with graphs- Creating frequency tables
- Creating dot plots
- Reading dot plots & frequency tables
- Dot plots and frequency tables review
- Histograms
- Create histograms
- Read histograms
- Histograms review
- Stem-and-leaf plots
- Reading stem and leaf plots
- Reading stem and leaf plots
- Stem and leaf plots review
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Histograms
Here's how we make a histogram:
1. Collect your data and decide on the number and size of bins (categories) you want to divide your data into.
2. Count the number of data points that fall within each bin.
3. Draw a graph with the bins as the x-axis and the frequency counts as the y-axis.
4. Draw vertical bars to represent the frequency count for each bin. Created by Sal Khan and CK-12 Foundation.
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