A Human Resource Demand Forecasting Method Based on Improved BP Algorithm

Table 4

Comparison of forecasts of various indicators.

Predictor	Year	True	Predicted	Relative error (%)
Total enterprise output value	2015	22.54	22.01	2.35
	2016	23.78	24.56	3.28
Economic benefits	2015	3.25	3.16	2.77
	2016	3.47	3.62	4.32
Turnover ratio	2015	3.68	3.45	6.25
	2016	3.75	3.63	3.20
Total number of employees/thousands	2015	2.35	2.22	5.53
	2016	2.21	2.16	2.26
Ratio of managers	2015	3.20	3.23	0.94
	2016	3.14	3.22	2.55
Ratio of researchers	2015	66.33	64.95	2.08
	2016	67.58	65.34	3.31