I have three quistions:
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Question: A sample of 6 persons was selected the value of their ages(x-variable) and their weights is given in th attached table.
(a) Find correlation coefficient?
(b) Find the regression equation?
(c) What is the predicted weight when age is 8.5 years?
|
Serial Number |
Age(years) (x) |
Weight(kg.) (y) |
|
1 |
7 |
12 |
|
2 |
6 |
8 |
|
3 |
8 |
12 |
|
4 |
5 |
10 |
|
5 |
6 |
11 |
|
6 |
9 |
13 |
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