Table 5: Decision rules of the corresponding sample.

Decision rulesConfidence

Rule  1: If ( ) and ( ) and ( ), then ( )1
Rule  2: If ( ) and ( ) and ( ), then ( )1
Rule  3: If ( ) and ( ) and ( ), then ( or 3 or 4)
Rule  4: If ( ), then ( or 2 or 3 or 4)
Rule  5: If ( ) and ( ), then ( or 2 or 3 or 4)
Rule  6: If ( ) and ( ) and ( ), then ( or 2 or 4)
Rule  7: If ( ) and ( ) and ( ), then ( or 4)
Rule  8: If ( ) and ( ) and ( ), then ( or 2 or 4)
Rule  9: If ( ) and ( ), then ( or 2 or 3 or 4)
Rule  10: If ( ) and ( ) and ( ), then ( or 3 or 4)
Rule  11: If ( ) and ( ) and ( ), then ( or 2 or 4)
Rule  12: If ( ) and ( ), then ( or 2 or 3 or 4)
Rule  13: If ( ) and ( ), then ( or 2 or 3 or 4)
Rule  14: If ( ) and ( ), then ( or 2 or 3 or 4)