(Solved): 5) Please, I really ask for help! ASAP ASAP Please! I will definitely give a thumbs up The table sum ...

5) Please, I really ask for help! ASAP ASAP Please! I will definitely give a thumbs up

The table summarizes observational data on two signs:

X.    0.   1. 2. 3. 4.
Y.     10. 4. 2. 3. 1.

1) Calculate the correlation coefficient and write conclusions about the closeness of the relationship between X and Y.
2) Find a linear regression line for the dependence of characteristic Y on characteristic X.
3) Predict the value of Y if X=2.5