Correlation of Global Solar Radiation of Eight Synoptic Stations in Burkina Faso Based on Linear and Multiple Linear Regression Methods

Table 4

(a) , MBD, RMSD, , and -critic for Ouagadougou and Dori. (b) , MBD, RMSD, , and -critic for Bobo and Fada. (c) , MBD, RMSD, , and -critic for Boromo and Gaoua. (d) , MBD, RMSD, , and -critic for Pô and Dédougou.

(a)

Month	Ouagadougou				Dori				Annual statistics
	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)
January	15936.19	15808.18	0.80	128.02	18835.22	18909.16	−0.39	−73.94
February	17943.81	18167.38	−1.25	−223.57	21157.69	21047.01	0.53	110.68
March	18710.65	18465.50	1.31	245.15	22378.44	21943.49	1.98	434.95
April	18600.79	18718.14	−0.63	−117.34	22031.34	22590.76	−2.48	−559.42
May	18969.57	19101.00	−0.69	−131.43	22284.02	22412.55	−0.57	−128.54
June	18515.97	18307.51	1.13	208.46	21642.15	21287.11	1.67	355.04
July	17090.75	17125.45	−0.20	−34.70	21106.96	20881.87	1.08	225.09
August	15677.01	15789.00	−0.71	−111.99	20253.22	20832.44	−2.78	−579.23
September	17384.29	17354.41	0.17	29.88	21267.07	20959.55	1.47	307.52
October	17835.03	17708.43	0.71	126.60	20752.01	20674.21	0.38	77.80
November	16891.69	16987.36	−0.57	−95.67	19805.27	19830.45	−0.13	−25.18
December	15835.08	15858.48	−0.15	−23.41	18525.80	18670.57	−0.78	−144.77
				−2.73E − 12				9.09E − 13	MBD
				141.81				312.36	RMSD
				6.38E − 14				9.66E − 15
				2.201				2.201	-critic

(b)

Month	Bobo				Fada				Annual statistics
	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)
January	16706.71	16935.78	−1.37	−229.07	17779.20	17616.75	0.91	162.45
February	19273.08	19129.27	0.75	143.81	19472.06	19198.14	1.41	273.92
March	19397.58	19463.55	−0.34	−65.97	19947.64	19935.31	0.06	12.33
April	18920.00	18854.58	0.35	65.41	19774.73	20041.24	−1.35	−266.51
May	18807.83	19010.57	−1.08	−202.75	19903.34	19904.76	−0.01	−1.42
June	18179.85	17954.33	1.24	225.51	19194.64	19057.35	0.72	137.29
July	16878.48	16876.92	0.01	1.56	18252.11	18219.45	0.18	32.66
August	16076.26	16399.03	−2.01	−322.77	17571.04	17499.24	0.41	71.81
September	17744.92	17228.78	2.91	516.14	17575.60	17969.54	−2.24	−393.94
October	17368.00	17834.96	−2.69	−466.96	18037.43	17642.91	2.19	394.52
November	17347.72	17034.31	1.81	313.41	17762.81	17707.82	0.31	54.98
December	16097.96	16076.29	0.13	21.67	16924.80	17402.89	−2.82	−478.09
				1.44E − 11				1.42E − 11	MBD
				267.87				248.35	RMSD
				1.78E − 13				1.90E − 13
				2.201				2.201	-critic

(c)

Month	Boromo				Gaoua				Annual statistics
	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)
January	17227.59	17119.58	0.63	108.01	15347.55	15541.37	−1.26	−193.83
February	18857.94	18955.17	−0.52	−97.23	17201.66	17059.34	0.83	142.32
March	19387.04	19198.34	0.97	188.70	17385.72	17260.71	0.72	125.01
April	19286.61	19420.54	−0.69	−133.92	17292.66	17482.53	−1.10	−189.88
May	19569.93	19847.81	−1.42	−277.88	17489.82	17590.66	−0.58	−100.84
June	18909.48	18481.70	2.26	427.78	16662.23	16524.31	0.83	137.92
July	17702.50	17520.81	1.03	181.70	14784.79	14763.78	0.14	21.01
August	16605.03	16881.39	−1.66	−276.36	13850.25	13851.01	−0.01	−0.76
September	17788.86	18008.18	−1.23	−219.32	15270.47	15306.28	−0.23	−35.81
October	18902.86	18565.96	1.78	336.90	16735.26	16698.72	0.22	36.54
November	17858.76	18042.86	−1.03	−184.09	15610.20	15581.86	0.18	28.35
December	16906.28	16960.56	−0.32	−54.29	14633.67	14603.69	0.20	29.97
				−8.49E − 12				4.40E − 12	MBD
				231.43				109.34	RMSD
				1.22E − 13				1.33E − 13
				2.201				2.201	-critic

(d)

Month	Pô				Dédougou				Annual statistics
	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)	Measured (kJ/m^2)	Estimated (kJ/m^2)	(%)	MBD (kJ/m^2)
January	16734.49	16697.79	0.22	36.69	16645.15	16037.95	3.65	607.20
February	18540.06	18629.19	−0.48	−89.13	18578.76	18658.84	−0.43	−80.08
March	18992.24	18553.46	2.31	438.78	19114.69	19436.73	−1.68	−322.04
April	17753.81	18314.60	−3.16	−560.78	19489.95	19252.19	1.22	237.76
May	19193.88	19095.68	0.51	98.20	20251.90	20057.81	0.96	194.09
June	18547.22	18329.77	1.17	217.45	19094.55	19102.29	−0.04	−7.74
July	16500.00	16765.35	−1.61	−265.35	18213.64	18373.66	−0.88	−160.02
August	15912.00	15542.06	2.32	369.94	17239.09	17430.45	−1.11	−191.35
September	17405.50	17776.04	−2.13	−370.54	19413.36	19217.85	1.01	195.51
October	18668.28	18454.35	1.15	213.93	19147.92	19074.77	0.38	73.16
November	17007.18	16878.18	0.76	129.00	17089.63	17361.28	−1.59	−271.66
December	15928.68	16146.87	−1.37	−218.19	15983.03	16257.85	−1.72	−274.83
				−2.56E − 11				−1.06E − 11	MBD
				292.66				262.71	RMSD
				2.90E − 13				1.34E − 13
				2.201				2.201	-critic