Question 4 Fit a line equation ŷ(t) = a + bt to your y(t) data in the range t = 1- 9, then test your prediction in the range t = 11 – 19 with integer steps by calculating r2.

According to the table, can you solve the question?

Extracted text: Question 4 Fit a line equation ŷ(t) = a + bt to your y(t) data in the range t = 1- 9, then test your prediction in the range t = 11 – 19 with integer steps by calculating r2.


Extracted text: 田 x(t) y(t) 1 1.0157(=1+sin 1) 1.2840 (=e1/4) 2.0314 (=2+sin 2) 1.6487 (=e²/4) 3 3.0471(=3+sin 3) 2.1170 (=e3/4) 4 4.0628 (=4+sin 4) 2.7183 (=e4/4) 5.0785 (=5+sin 5) 3.4903 (=e5/4) 6.0941 (=6+sin 6) 4.4817 (=e6/4) 7 7.1097 (=7+sin 7) 5.7546 (=e7/4) 8.1253 (=8+sin 8) 7.3891 (=e8/4) 9.1409 (=9+sin 9) 9.4877 (=e/4)