📝 Practice Worksheets
🔑 Key Concepts
- A box plot is created using a five-number summary: minimum, Q1, median, Q3, and maximum.
- The median splits the data into two equal halves.
- Q1 and Q3 divide the data into four equal parts (quartiles).
- Each section of the box plot represents 25% of the data.
- You can match a data set to a box plot by comparing key values and positions.
💡 Main Idea
This lesson focuses on determining which box plot correctly represents a given data set. By organizing the data and identifying the median and quartiles, students can compare these values to the positions shown on each box plot. This allows them to select the correct representation and understand how data is distributed visually.
📚 What You Should Already Know
Students should be comfortable ordering data from least to greatest and finding the median of a data set. They should also understand the idea of quartiles and how a box and whisker plot represents key values on a number line.
🚀 What Comes Next
After this lesson, students can practice creating their own box plots from data sets and comparing multiple box plots. They can also explore measures of spread such as range and interquartile range to describe variability more precisely.
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