13,95
	x	y	x2	y2	xy		n	=	7
	12	10	144	100	120		Σx	=	55
	7	5	49	25	35		Σy	=	41
	2	1	4	1	2		Σx2	=	527
	8	4	64	16	32		Σy2	=	339
	13	12	169	144	156		Σxy	=	416
	9	7	81	49	63
	4	2	16	4	8
							SKxx	=	94,857
							SKyy	=	98,857
							SPxy	=	93,857
						b)	b1	=	0,989
							b0	=	-1,917
						d)	r	=	0,969
							r2	=	0,939
						e)	s	=	1,094
						f)	α	=	0,010
							t5;0.005	=	4,032
							sb1	=	0,112
							β1	ε	0,54	1,44
							α	=	0,050
						g)	t5;0.025	=	2,571
							t	=	8,805
							α	=	0,050
						h)	t5;0.025	=	2,571
							t	=	8,805