Commit Inicial

data/tanveer/statlog-heart/heart.doc

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+This database contains 13 attributes (which have been extracted from
+a larger set of 75)       
+  
+
+
+Attribute Information:
+------------------------
+      -- 1. age       
+      -- 2. sex       
+      -- 3. chest pain type  (4 values)       
+      -- 4. resting blood pressure  
+      -- 5. serum cholestoral in mg/dl      
+      -- 6. fasting blood sugar > 120 mg/dl       
+      -- 7. resting electrocardiographic results  (values 0,1,2) 
+      -- 8. maximum heart rate achieved  
+      -- 9. exercise induced angina    
+      -- 10. oldpeak = ST depression induced by exercise relative to rest   
+      -- 11. the slope of the peak exercise ST segment     
+      -- 12. number of major vessels (0-3) colored by flourosopy        
+      -- 13.  thal: 3 = normal; 6 = fixed defect; 7 = reversable defect     
+
+Attributes types
+-----------------
+
+Real: 1,4,5,8,10,12
+Ordered:11,
+Binary: 2,6,9
+Nominal:7,3,13
+
+Variable to be predicted
+------------------------
+Absence (1) or presence (2) of heart disease
+
+Cost Matrix
+
+	 abse  pres
+absence	  0	1
+presence  5	0
+
+where the rows represent the true values and the columns the predicted.
+
+No missing values.
+
+270 observations