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.

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

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 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 the five-number summary and interquartile range are, as well as how to find them given a data set. See example problems with step-by-step solutions.

Step 3: Calculate and compare the interquartile range (IQR) of each dot plot using the formula Q 3 Q 1. Step 4: Make a conclusion! How are the shapes and centers of the plots different?

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

Master the calculation for quartiles and interquartile range with our concise video lesson. See examples of these statistical measures, along with a quiz for practice.

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

Range, interquartile range, mean deviation, and standard deviation are the measures of the spread of the data. How to Find the Spread of Data Central tendency describes the center of the data.