tag:blogger.com,1999:blog-6468494060337676922.post2879377250221830113..comments2023-06-27T07:13:24.638-04:00Comments on Timothy Chen Allen: How to calculate a p-value for an ANOVA F-Statistic using R or a TI-84Timothy Chen Allenhttp://www.blogger.com/profile/01463492077952428825noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6468494060337676922.post-4517080082535417202016-10-04T06:13:02.398-04:002016-10-04T06:13:02.398-04:00Dear Timothy,
I hope you can help!
I have a mode...Dear Timothy,<br /><br />I hope you can help!<br /><br />I have a model that reports as per summary below.<br /><br />I need to obtain the F Statistic and Degrees of freedom values? How do I get these from this summary or per command?<br /><br />> summary(modelnp)<br /><br />Call:<br />lm(formula = data2, data = data2)<br /><br />Residuals:<br /> Min 1Q Median 3Q Max <br />-0.91777 -0.28089 0.03571 0.23273 0.82883 <br /><br />Coefficients:<br /> Estimate Std. Error t value Pr(>|t|) <br />(Intercept) 10.572610 8.862711 1.193 0.238760 <br />Roi9 -0.105219 0.042237 -2.491 0.016244 * <br />Roi14 0.199637 0.033340 5.988 2.62e-07 ***<br />Roi38 0.023947 0.006492 3.689 0.000574 ***<br />Roi39 -0.012495 0.003821 -3.270 0.001991 ** <br />Roi42 0.045623 0.018258 2.499 0.015940 * <br />Roi44 -0.027964 0.018030 -1.551 0.127476 <br />Roi47 -0.133500 0.026998 -4.945 9.73e-06 ***<br />---<br />Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1<br /><br />Residual standard error: 0.3872 on 48 degrees of freedom<br />Multiple R-squared: 0.7737, Adjusted R-squared: 0.7407 <br />F-statistic: 23.44 on 7 and 48 DF, p-value: 1.792e-13<br /><br />BarAbbashttps://www.blogger.com/profile/03422814797505357461noreply@blogger.comtag:blogger.com,1999:blog-6468494060337676922.post-6502527460351830302015-11-25T06:54:38.477-05:002015-11-25T06:54:38.477-05:00Thanks! It's always hard to find R help online...Thanks! It's always hard to find R help online, but this helped me answer part of a HW assignmentRhttps://www.blogger.com/profile/15151739152143214366noreply@blogger.com