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Mathematics, 30.04.2021 04:30, Jay23456677888
Given are five observations for two variables, and y.
3 6 13 18 20
yi 53 60 44 17 14
The estimated regression equation for these data is y=69.47 -- 2.66x.
a. Compute SSE, SST, and SSR.
SSE
(to 2 decimals)
SST
(to 2 decimals)
SSR
(to 2 decimals)
b. Compute the coefficient of determination r?. Comment on the goodness of fit.
(to 3 decimals)
The least squares line provided an - Select your answer - fit;
% of the variability in y has been explained by the estimated regression equation (to 1
decimal).
c. Compute the sample correlation coefficient. Enter negative value as negative number.
(to 3 decimals)
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Given are five observations for two variables, and y.
3 6 13 18 20
yi 53 60 44 17 14
T...
yi 53 60 44 17 14
T...
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