Download Lagu MP3 & Video: Approximate The Min Value Q1 Median Q3 And The Max Value Also Known As The Five Number Summary An Outlier Is A Data Value That Is An Extreme Value Either Extremely Small Or Extremely Large In Comparison To The Rest Of The Data In The Set How Extreme Is Too Extreme Any Value Larger Than The Upper Fence Uf Is Considered An Outlier Similarly Any Data Value Smaller Than The Lower Fence Lf Would Also Be Considered An Outlier See The Formulas For Finding The Uf And Lf Below Lf Q1 1 5 Iqr Uf Q3 1 5 Iqr Where Iqr Stands For The Interquartile Range The Iqr Q3 Q1 Outliers Are Visible On Bloxplots They Are Asterisks Or Sometimes Thick Dots Each Asterisk Represents A Single Data Value Whose Actual Value Can Be Read On The Number Line Below The Location Of The Asterisk When A Data Set Contain Outliers The Mean And The Standard Deviation We Will Learn About Later This Week Are No Longer Reliable Instead Of Using The Mean And Standard Deviation We Would Use The Median And Iqr To Describe The Data Note An Outlier Can Be And Often Is The Maximum Or Minimum Value Of A Data Set In These Cases The End Of The Whisker Is No Longer The Min Or Max Value Of The Data That Is Not If There Is An Outlier Beyond It 2 In The Boxplots Above Identify The Outliers Calculate The Lower And Upper Fences To Verify That These Are Really Outliers