30698

			Meto da średniej ruchomej		ważonej
t	Y	Y^AŚA	Y-Y^A	| Y- Y^A| (Y-Y^A)^A2
1	40
2	37
3	28
4	40	33.000	7.000	7.000	49000
5	45	36.429	8.571	8.571	73469
6	43	39.762	3.238	3.238	10485
7	35	42.762	-7.752	7.752	60247
8	38	39.286	-1286	1286	1653
9	30	38.476	-8.476	8.476	71846
10	40	33.095	6.906	6.9C6	47676
11	47	37.143	9.857	9.857	97.163
12	37	41.286	-4.286	4.286	18367
13	50	40.095	9.9C6	9.9C6	98.104
14	43	46.190	-3.190	3.190	10.179
15	40	43.238	-3.238	3.238	10485
16	31	43.CG5	-12.096	12.095	146295
17	36	36.000	0.000	0.000	0000
18

0.238095

0.238095

0.52381

ME MAE MSE	RMSE
0.367 6.129 49641	7.046
0.367 6.129 49641	7.046

Metoda średniej arytmetycznej

t	Y	Y^ASA	Y-Y^A	| Y- Y^A|	(Y-Y^A)^A2
1	40	38.824	1176	1176	1384
2	37	38.824	-1824	1824	3325
3	28	38.824	-10.824	10.824	117.149
4	40	38.824	1176	1176	1384
5	45	38.824	6.176	6.176	38.149
6	43	38.824	4.176	4.176	17443
7	35	38.824	-3.824	3.824	14619
8	38	38.824	-0.824	0.824	0678
9	30	38.824	-8.824	8.824	77855
10	40	38.824	1176	1176	1384
11	47	38.824	8.176	8.176	66855
12	37	38.824	-1824	1824	3325
13	50	38.824	11176	11176	124913
14	43	38.824	4.176	4.176	17443
15	40	38.824	1176	1176	1384
16	31	38.824	-7.824	7.824	61208
17	36	38.824	-2.824	2.824	7972

ME MAE MSE	RMSE
0.000 4.540 32.734	5.721