Data set 1: Different
Data set 2: Different
Data set 3: Different
Data set 4: Equivalent
Data set 5: Equivalent
Data set 6: Equivalent
Data set 7: Equivalent
Data set 8: Equivalent
Data set 9: Different
Data set 10: Equivalent
Data set 11: Equivalent
Data set 12: Equivalent
Data set 13: Different
Data set 14: Equivalent
Data set 15: Different
Data set 16: Different
Data set 17: Equivalent
Data set 18: Equivalent
Data set 19: Different