Question 443717
 <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi
x	x^2	y	y^2	xy
1	1	2	4	2
6	36	9	81	54
3	9	6	36	18
7	49	9	81	63
4	16	5	25	20
5	25	7	49	35
26	136	38	276	192

{{{(192-(26*38/6))/ sqrt((136- 26^2/6)(276-38^2/6))}}} = .9519