Created
December 5, 2014 14:48
-
-
Save theotheo/ce719671285c623c0eb6 to your computer and use it in GitHub Desktop.
Example linear regression for "iris" dataset
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
> iris.fit <- lm(Petal.Width ~ Petal.Length, data=iris) | |
> summary(iris.fit) | |
Call: | |
lm(formula = Petal.Width ~ Petal.Length, data = iris) | |
Residuals: | |
Min 1Q Median 3Q Max | |
-0.56515 -0.12358 -0.01898 0.13288 0.64272 | |
Coefficients: | |
Estimate Std. Error t value Pr(>|t|) | |
(Intercept) -0.363076 0.039762 -9.131 4.7e-16 *** | |
Petal.Length 0.415755 0.009582 43.387 < 2e-16 *** | |
--- | |
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 | |
Residual standard error: 0.2065 on 148 degrees of freedom | |
Multiple R-squared: 0.9271, Adjusted R-squared: 0.9266 | |
F-statistic: 1882 on 1 and 148 DF, p-value: < 2.2e-16 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment