[1] root
  |   [2] OfficeTask in N: N (n = 139410, err = 1.0%)
  |   [3] OfficeTask in Y
  |   |   [4] Framework in N: N (n = 12978, err = 1.4%)
  |   |   [5] Framework in Y
  |   |   |   [6] OperationSystem in N: N (n = 927, err = 1.5%)
  |   |   |   [7] OperationSystem in Y
  |   |   |   |   [8] Language in Y: N (n = 262, err = 9.9%)
  |   |   |   |   [9] Language in N
  |   |   |   |   |   [10] SoftwareEngineeing in N: N (n = 145, err = 26.2%)
  |   |   |   |   |   [11] SoftwareEngineeing in Y: Y (n = 227, err = 30.0%)
  
  Number of inner nodes:    5
  Number of terminal nodes: 6

Created by Mr. Cyrus Wong, Data Scientist. 
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