How To Find The Interquartile Range & any Outliers - Descriptive Statistics

This descriptive statistics video tutorial explains how to find the interquartile range and any potential outliers in the data.  You need to calculate the first and third quartiles in order to calculate the IQR.  Q1 is the median of the lower half of the data and Q3 is the median of the upper half of the data.

Introduction to Statistics:                              
Introduction to Statistics

Arithmetic, Geometric, & Harmonic Mean:  
Arithmetic Mean, Geometric Mean, Weig...

Simple Frequency Tables:                              
How To Make a Simple Frequency Table

Relative Frequency Distribution Table:        
How To Make a Relative Frequency Dist...

Cumulative Relative Frequency Table:          
How To Make a Cumulative Relative Fre...

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Dot Plots and Frequency Tables:                  
Dot Plots and Frequency Tables

Stem and Leaf Plots:                                      
Stem and Leaf Plots

Side By Side Stem and Leaf Plots:                
Side by Side Stem and Leaf Plots

Histograms:                                                      
How To Make a Histogram Using a Frequ...

How To Make a Frequency Polygon:            
How To Make a Frequency Polygon

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Quartiles, Deciles, & Percentiles:                    
Quartiles, Deciles, & Percentiles Wit...

Interquartile Range & Outliers:                        
How To Find The Interquartile Range &...

Skewness & Symmetric Distribution:            
Skewness - Right, Left & Symmetric Di...

Sample Mean and Population Mean:            
Sample Mean and Population Mean - Sta...

Mean, Median, & Mode - Grouped Data:        
Mean, Median, and Mode of Grouped Dat...

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Final Exams and Video Playlists:  
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