Years | Observations (10,000 tons) | Predictive values (10,000 tons) | Absolute errors |
---|---|---|---|
2009 | 6066.61 | 6066.61 | 0 |
2010 | 6689.92 | 7086.67 | −496.76 |
2011 | 7624.47 | 7282.94 | 241.62 |
2012 | 7222.49 | 7486.7 | −262.21 |
2013 | 7619.28 | 7694.1 | −74.82 |
2014 | 8226.41 | 7908.21 | 417.1 |
2015 | 8866.67 | 8128.48 | 728.19 |
2016 | 8268.42 | 8264.78 | 12.66 |
2017 | 8416.26 | 8687.28 | −171.12 |
2018 | 8402.46 | 8826.46 | −422.99 |
Variable | Regression coefficients | Standard error of regression coefficients | Standardized regression coefficient | T Statistics | VIF value |
---|---|---|---|---|---|
7.1422 | 2.2547 | 0 | 1.8212 | ||
0.154 | 0.0907 | 0.1477 | 1.7981 | 0.9458 | |
0.0297 | 0.0417 | 0.0287 | 0.07127 | 0.2795 | |
−0.0454 | 0.1125 | −0.0242 | −0.2999 | 0.2755 | |
0.0778 | 0.0559 | 0.0487 | 1.1929 | 0.1787 | |
0.0271 | 0.0197 | 0.0877 | 1.8928 | 0.0159 | |
−0.0072 | 0.0272 | −0.0175 | −0.1792 | 0.2821 | |
0.0044 | 0.0022 | 0.0522 | 1.9572 | 0.0202 | |
0.0045 | 0.0017 | 0.1022 | 2.7272 | 0.2989 | |
0.014 | 0.0285 | 0.0227 | 0.2728 | 0.2012 | |
0.0049 | 0.0027 | 0.0725 | 1.2102 | 0.2472 | |
0.007 | 0.0024 | 0.109 | 2.8871 | 0.5895 | |
0.0024 | 0.0022 | 0.041 | 1.0977 | 0.047 | |
−0.002 | 0.0089 | −0.015 | −0.2275 | 0.2097 | |
0.0075 | 0.0052 | 0.0728 | 1.4277 | 0.0482 | |
0.0145 | 0.0074 | 0.1802 | 2.2487 | 0.2471 |