| Estimated Parameters of Exponential Smoothing | |
| Parameter | Value |
| alpha | 0.200675449151377 |
| beta | 0.0641812341628278 |
| gamma | 0.793209546372447 |
| Interpolation Forecasts of Exponential Smoothing | |||
| t | Observed | Fitted | Residuals |
| 13 | 14.8 | 14.7522708857122 | 0.0477291142878205 |
| 14 | 14.7 | 14.6802261467442 | 0.0197738532557867 |
| 15 | 16 | 15.9850463960228 | 0.0149536039771938 |
| 16 | 15.4 | 15.3822985784913 | 0.0177014215086970 |
| 17 | 15 | 15.0053857569075 | -0.00538575690746335 |
| 18 | 15.5 | 15.4640104719269 | 0.035989528073074 |
| 19 | 15.1 | 15.0920721822465 | 0.00792781775353646 |
| 20 | 11.7 | 12.1474515255814 | -0.447451525581389 |
| 21 | 16.3 | 15.7184899924494 | 0.581510007550612 |
| 22 | 16.7 | 16.9362623346833 | -0.236262334683264 |
| 23 | 15 | 15.1112839739173 | -0.111283973917345 |
| 24 | 14.9 | 13.6965351282336 | 1.20346487176636 |
| 25 | 14.6 | 15.0868015630430 | -0.486801563042963 |
| 26 | 15.3 | 14.8958255923466 | 0.40417440765343 |
| 27 | 17.9 | 16.3128502629540 | 1.58714973704605 |
| 28 | 16.4 | 16.0356175554230 | 0.364382444577032 |
| 29 | 15.4 | 15.7310352789970 | -0.331035278996975 |
| 30 | 17.9 | 16.2045205816340 | 1.69547941836603 |
| 31 | 15.9 | 16.1731589235234 | -0.273158923523402 |
| 32 | 13.9 | 12.7008840273437 | 1.19911597265633 |
| 33 | 17.8 | 17.7609591497637 | 0.0390408502363222 |
| 34 | 17.9 | 18.4833715355693 | -0.583371535569281 |
| 35 | 17.4 | 16.5674225025693 | 0.83257749743074 |
| 36 | 16.7 | 16.1710413704697 | 0.528958629530273 |
| 37 | 16 | 16.4232263059147 | -0.423226305914714 |
| 38 | 16.6 | 16.9278212185080 | -0.327821218507950 |
| 39 | 19.1 | 19.2134443381708 | -0.113444338170758 |
| 40 | 17.8 | 17.7337713071873 | 0.0662286928127145 |
| 41 | 17.2 | 16.8870152835738 | 0.312984716426204 |
| 42 | 18.6 | 18.9695030778725 | -0.369503077872515 |
| 43 | 16.3 | 17.1702752957141 | -0.870275295714109 |
| 44 | 15.1 | 14.3375404840713 | 0.76245951592867 |
| 45 | 19.2 | 18.8063545969414 | 0.393645403058638 |
| 46 | 17.7 | 19.2234752859687 | -1.52347528596867 |
| 47 | 19.1 | 17.9555079955097 | 1.14449200449032 |
| 48 | 18 | 17.3802961189366 | 0.619703881063401 |
| 49 | 17.5 | 17.0155417662349 | 0.484458233765114 |
| 50 | 17.8 | 17.8099268127378 | -0.00992681273780605 |
| 51 | 21.1 | 20.4787146422039 | 0.62128535779609 |
| 52 | 17.2 | 19.1746546782697 | -1.97465467826973 |
| 53 | 19.4 | 18.0291384388512 | 1.37086156114875 |
| 54 | 19.8 | 20.0044238261271 | -0.204423826127147 |
| 55 | 17.6 | 17.7805499364049 | -0.180549936404915 |
| 56 | 16.2 | 16.0028708689642 | 0.19712913103578 |
| 57 | 19.5 | 20.4239154419124 | -0.923915441912413 |
| 58 | 19.9 | 19.2875439002934 | 0.612456099706606 |
| 59 | 20 | 20.2094019111936 | -0.209401911193577 |
| 60 | 17.3 | 18.9532929550498 | -1.6532929550498 |
| Extrapolation Forecasts of Exponential Smoothing | |||
| t | Forecast | 95% Lower Bound | 95% Upper Bound |
| 61 | 17.9968834836137 | 16.7529907309122 | 19.2407762363153 |
| 62 | 18.3621353350573 | 17.0768431769995 | 19.6474274931151 |
| 63 | 21.4913322039795 | 20.1329465365224 | 22.8497178714365 |
| 64 | 18.2804093998252 | 16.9166256955926 | 19.6441931040579 |
| 65 | 19.6826641079580 | 18.2454356473358 | 21.1198925685803 |
| 66 | 20.3686555314312 | 18.8624573517804 | 21.8748537110819 |
| 67 | 18.1146562375762 | 16.6127928074393 | 19.616519667713 |
| 68 | 16.5480518665198 | 15.0378600490335 | 18.0582436840061 |
| 69 | 20.2687875226145 | 18.5645993282179 | 21.9729757170111 |
| 70 | 20.2704482776843 | 18.5005152802054 | 22.0403812751631 |
| 71 | 20.5271288110774 | 18.6766869185590 | 22.3775707035958 |
| 72 | 18.3039957835319 | -0.150002957186345 | 36.7579945242501 |
