What Is The Interquartile Range? | Virtual Nerd

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Real math help. What is the Interquartile Range? What is the Interquartile Range?

Note:

Being able to disect a set of data and better understand it is a key part of mastering statistics. This tutorial teaches you about one of these disection tools called the interquartile range.

Keywords:

definition
statistics
range
quartile

Background Tutorials

Giving quantitative measures of center (median and/or mean) and variability (interquartile range and/or mean absolute deviation), as well as describing any overall pattern and any striking deviations from the overall pattern with reference to the context in which the data were gathered.
- How Do You Find the Minimum, Maximum, Quartiles, and Median of a Data Set?
  
  Finding the minimum, maximum, median, and quartiles of a set of data can help tell you a lot about your data. Follow along with this tutorial to practice finding these pieces of a data set!

Further Exploration

Display numerical data in plots on a number line, including dot plots, histograms, and box plots.
- How Do You Make a Box-and-Whisker Plot?
  
  A box-and-whisker plot can help you get a better picture of what your data looks like visually. This tutorial shows you the step-by-step process for making a box-and-whisker plot!
- What is a Box-and-Whisker Plot?
Giving quantitative measures of center (median and/or mean) and variability (interquartile range and/or mean absolute deviation), as well as describing any overall pattern and any striking deviations from the overall pattern with reference to the context in which the data were gathered.
- How Do You Find the Interquartile Range of a Data Set?