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Introductory Statistics Professor B. brego
 

Summary: Math 140
Introductory Statistics
Professor B. Ábrego
Lecture 6
Sections 2.3, 2.4, and 2.5
Box Plots
Example: Mammal speeds,
11,12,20,25,30,30,30,32,35,
39,40,40,40,42,45,48,50,70.
min = 11
Q1 = 30
Median = 37
Q3 = 42
max = 70.
Range = 70 ­ 11 = 59
IQR = 42 ­ 30 = 12
A Box Plot is a graphical
display of a five-point
summary.
min maxQ3Q2Q1

  

Source: Abrego, Bernardo - Department of Mathematics, California State University, Northridge

 

Collections: Mathematics