1.
t y t2 y2 ty n = 9
1 152 1 23104 152 Σt = 45
2 164 4 26896 328 Σy = 1868
3 195 9 38025 585 Σx2 = 285
4 215 16 46225 860
5 229 25 52441 1145 Σty = 9936
6 223 36 49729 1338
7 226 49 51076 1582
8 230 64 52900 1840 SKtt = 60,00
9 234 81 54756 2106
SPty = 596,00
b1 = 9,93
b0 = 157,89