请问如何进行回归分析,并通过各类检验,使得模型能具备统计意义,谢谢啦!
数据如下:
| y | x1 | X2 | X3 | |
| 1993 | 1,925.91 | 1,247.76 | 20.01 | 527.27 |
| 1994 | 2,689.28 | 1,627.87 | 5.43 | 813.54 |
| 1995 | 3,557.55 | 2,103.65 | 4.44 | 1,095.56 |
| 1996 | 4,188.53 | 2,584.09 | 20.76 | 1,186.41 |
| 1997 | 4,686.11 | 3,273.73 | 43.56 | 1,144.34 |
| 1998 | 5,052.62 | 3,897.12 | 29.10 | 1,043.20 |
| 1999 | 5,443.92 | 4,650.50 | 33.32 | 1,040.85 |
| 2000 | 6,141.03 | 5,423.52 | 76.00 | 1,102.69 |
| 2001 | 6,898.34 | 6,482.22 | 43.07 | 1,284.61 |
| 2002 | 8,003.67 | 8,612.81 | 26.82 | 1,457.52 |
| 2003 | 9,705.02 | 12,014.28 | 52.02 | 1,426.78 |
| 2004 | 11,648.70 | 14,350.75 | 76.05 | 1,608.49 |
| 2005 | 13,437.85 | 16,557.67 | 27.86 | 1,934.34 |
| 2006 | 15,742.51 | 20,153.94 | 69.50 | 2,063.88 |
| 2007 | 18,638.00 | 24,939.89 | 485.54 | 1,635.47 |
| 2008 | 21,486.92 | 29,658.67 | 541.27 | 1,700.62 |


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