Table 5.9 Iris data

   Variables:
     Species (concept): setosa S (S1,...,S10),
	                    versicolor Ve (Ve1,...,Ve10)
						virginica Vi (Vi1,...,Vi10)
	 Y1 = Sepal Length, interval [a1, b1]
	 Y2 = Sepal Width, interval [a2, b2]
	 Y3 = Petal Length, interval [a3, b3]
	 Y4 = Petal Width, interval [a4, b4]

  input u species $ a1 b1 a2 b2 a3 b3 a4 b4

       --------------------------

  1  S1  4.6 5.1  3.0 3.6  1.3 1.5  0.2 0.2   
  2  S2  4.4 5.4  2.9 3.9  1.4 1.7  0.1 0.4 
  3  S3  4.3 5.8  3.0 4.0  1.1 1.6  0.1 0.2  
  4  S4  5.1 5.7  3.5 4.4  1.3 1.7  0.3 0.4   
  5  S5  4.6 5.4  3.3 3.7  1.0 1.9  0.2 0.5   
  6  S6  4.7 5.2  3.0 3.5  1.4 1.6  0.2 0.4   
  7  S7  4.8 5.5  3.1 4.2  1.4 1.6  0.1 0.4   
  8  S8  4.4 5.5  3.0 3.5  1.2 1.5  0.1 0.2   
  9  S9  4.4 5.1  2.3 3.8  1.3 1.9  0.2 0.6   
 10 S10  4.6 5.3  3.0 3.8  1.4 1.6  0.2 0.3                    
 11  Ve1 5.5 7.0  2.3 3.2  4.0 4.9  1.3 1.5   
 12  Ve2 4.9 6.6  2.4 3.3  3.3 4.7  1.0 1.6   
 13  Ve3 5.0 6.1  2.0 3.0  3.5 4.7  1.0 1.5  
 14  Ve4 5.6 6.7  2.2 3.1  3.9 4.5  1.0 1.5   
 15  Ve5 5.9 6.4  2.5 3.2  4.0 4.9  1.2 1.8   
 16  Ve6 5.7 6.8  2.6 3.0  3.5 5.0  1.0 1.7   
 17  Ve7 5.4 6.0  2.4 3.0  3.7 5.1  1.0 1.6  
 18  Ve8 5.5 6.7  2.3 3.4  4.0 4.7  1.3 1.6  
 19  Ve9 5.0 6.1  2.3 3.0  3.3 4.6  1.0 1.4  
 20 Ve10 5.1 6.2  2.5 3.0  3.0 4.3  1.1 1.3 
 21  Vi1 5.8 7.1  2.7 3.3  5.1 6.0  1.8 2.5 
 22  Vi2 4.9 7.6  2.5 3.6  4.5 6.6  1.7 2.5  
 23  Vi3 5.7 6.8  2.5 3.2  5.0 5.5  1.9 2.4  
 24  Vi4 6.0 7.7  2.2 3.8  5.0 6.9  1.5 2.3   
 25  Vi5 5.6 7.7  2.7 3.3  4.9 6.7  1.8 2.3  
 26  Vi6 6.1 7.2  2.8 3.2  4.8 6.0  1.6 2.1  
 27  Vi7 6.1 7.9  2.6 3.8  5.1 6.4  1.4 2.2  
 28  Vi8 6.0 7.7  3.0 3.4  4.8 6.1  1.8 2.4   
 29  Vi9 5.8 6.9  2.7 3.3  5.1 5.9  1.9 2.5   
 30 Vi10 5.0 6.7  2.5 3.4  5.0 5.4  1.8 2.3