Probable Values of Current Solar Cycle Peak

Table 2

Statistical results.

(a)

Multiple Regression: independent data 𝑃𝑛−12 and 𝑃𝑛−7; dependent data 𝑃𝑛
Parameter	Value	Error	𝑡-value	Prob>|𝑡|
𝑎0	283.89853	60.46631	4.69515	0.00536
𝑎2	−0.59136	0.28610	−2.06696	0.09360
𝑎1	−0.86801	0.44384	−1.95568	0.10788

(b)

𝑅	𝑅-Square (COD)	Adj. 𝑅-Square Root-	MSE (SD)
0.74548	0.55574	0.37803	30.28774

(c) ANOVA table.

Item	Degrees of freedom	Sum of squares	Mean square	𝐹 statistic	Prob>𝐹
Model	2	5711.72512	2855.86256	3.09568	0.13342
Error	5	4612.65363	922.53073
Total	7	10324.37875

At the 0.005 level, the means are not significantly different.