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ID number:808922
 
Author:
Evaluation:
Published: 22.06.2011.
Language: Latvian
Level: College/University
Literature: n/a
References: Not used
Extract

Uzdevums - izmantojot laika rindas aditīvo modeli, izveidot prognozēšanas modeli un noprognozēt nākamās vērtības
Darbību secība:
1. Sagatavot datus tabulas veidā
2. Grafiski attēlot izejas datus
3. Atrast trenda funkciju (izmantojot Add Trendline un SSE kļūdu)
4. Aprēķināt komponenti S(t)+I(t)
5. Grafiski ilustrēt komponenti S(t)+I(t)
6. Pēc grafika atrast periodu
7. Aprēkināt sezonas indeksus
8. Sintezēt modeli pēc formulas Y_progn(t) = T(t)_apr + S + L
9. Grafiski attēlot Y(t) un Y_progn(t), izdarīt secinājumus
10. Aprēķināt prognozes ticamības intervālu 18.periodam.…

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