Question

Find regression line for the data X 0   1   2   3    4   5   6   7 8           ...

Find regression line for the data

  1. X 0   1   2   3    4   5   6   7 8           

Y 11 21 31 41 51 61 71 81 91

  1. X 0   2   4   6   8 10                           

Y 12 15 17 18 20 22

Homework Answers

Answer #1

Please do the comment for any doubt. Thank you!

Using Excel<insert scatterplot<trendline<equation

Answer1:

x y
0 11
1 21
2 31
3 41
4 51
5 61
6 71
7 81
8 91

The regression line is: y=11+10x

Answer 2:

The given data is:

x y
0 12
2 15
4 17
6 18
8 20
10 22

The regression equation is:

y=0.943x+12.619

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