What is interquartile range? Use of interquartile range (IQR). Learn how to calculate IQR using the interquartile range formula through examples and boxplots.

Learn how to find interquartile range, and see examples that walk through sample problems step-by-step for you to improve your mathematical knowledge and skills.

Learn how to find the interquartile range for a data set, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Learn what is a quartile and how to find quartiles. Once the quartiles have been found see how to find interquartile range and interpret the results.

Learn how to compare dot plots, and see examples that walk through sample problems step-by-step for you to improve your statistics knowledge and skills.

Learn how to find outliers in a data set using different methods, including the outlier formula for the upper and lower fence, and read about their significance.

Learn what is a quartile and how to find quartiles. Once the quartiles have been found see how to find interquartile range and interpret the results.

Learn how to determine whether to use mean and standard deviation or median and IQR, and see examples that walk through sample problems step-by-step for you to improve your …

Practice Finding Interquartile Range with practice problems and explanations. Get instant feedback, extra help and step-by-step explanations. Boost your Statistics and Probability …

Discover how much you know about quartiles and the interquartile range by trying out the multiple-choice questions on this short online quiz....