Improved NN-GM(1,1) for Postgraduates’ Employment Confidence Index Forecasting

Table 1

Raw samples.

Year	Male	Female	Science	Social; science	Global
2006	146	139	143	130	140
2007	140	133	138	127	137
2008	137	127	131	118	129
2009	128	116	123	110	120
2010	139	130	135	122	133
2011	130	120	128	113	125
2012	125	112	121	107	117
2013	123	109	117	105	114