Average height of a species of tree (in feet) after a certain number of years

Question

Years----------Height
1 ------------- 2.1
2 ------------- 3.2
3 ------------- 6.8
4 ------------- 7.3
5 ------------- 11.2
6 ------------- 12.6
7 ------------- 13.4
8 ------------- 15.9

What is the correlation coefficient for the set of data? Round your answer to the nearest thousandth.

a. 0.014
b. 0.989
c. 0.075
d. -0.977***

About how tall do you expect one of these trees to be after 22 years?

a. 22.31 ft.
b. 35.2 ft.
c. 44.25 ft.
d. 46.2 ft.

Answer 1

d
a

Answer 2

The answers are B, D, B, C, C, Ali Is Incorrect!!

Answer 3

thanks Elizabeth your answers are right

Answer 4

thank you ^^

Answer 5

wait whats the second answer?