cpudat Dataset: CpuTime CardsIn LinesOut Steps MountedDevices 1 0.4190 297 11714 15 0 2 0.4678 387 13901 15 0 3 0.0543 349 791 3 3 4 0.0590 468 965 3 3 5 0.0360 12 254 3 3 6 0.0676 713 1411 3 3 7 0.0893 18 266 2 1 8 0.0386 11 120 1 1 9 0.0988 18 245 2 1 10 0.0260 11 102 1 1 11 0.0410 18 307 2 1 12 0.0196 12 143 1 1 13 0.1653 17 4299 5 2 14 0.1421 17 925 2 1 15 0.0620 17 3076 5 2 16 0.0560 17 914 2 1 17 0.1405 17 3946 5 2 18 0.0316 14 429 1 2 19 0.2260 91 4781 13 3 20 0.0417 14 1329 1 2 21 0.4217 238 14872 13 3 22 0.0278 14 249 1 2 23 0.1873 100 4006 13 3 24 0.2035 65 1234 6 8 25 0.0410 17 152 1 1 26 0.2042 94 1366 8 8 27 0.2172 65 1228 6 8 28 0.2005 65 1231 6 8 29 0.2622 51 4098 13 3 30 0.0537 14 1869 1 2 31 0.3073 200 6691 13 3 32 0.0430 14 1102 1 2 33 0.2483 88 5028 13 3 34 0.0718 14 2716 1 2 35 0.4587 273 12016 13 3 36 0.2477 50 3934 13 3 37 0.2990 245 7214 13 3 38 0.1927 65 1230 6 8 Means: CpuTime CardsIn LinesOut Steps MountedDevices 0.157100 110.263158 3161.947368 5.947368 2.789474 Standard Deviations: CpuTime CardsIn LinesOut Steps MountedDevices 0.1312852 157.4837073 3960.9442496 5.1357116 2.2440058 Correlation: CpuTime CardsIn LinesOut Steps MountedDevices CpuTime 1.0000000 0.36718866 0.8980230 0.9063177 0.17840666 CardsIn 0.3671887 1.00000000 0.4227737 0.3412677 0.01430951 LinesOut 0.8980230 0.42277371 1.0000000 0.8035511 -0.13825343 Steps 0.9063177 0.34126772 0.8035511 1.0000000 0.16082905 MountedDevices 0.1784067 0.01430951 -0.1382534 0.1608290 1.00000000 Regression Summary of Bears Dataset: Call: lm(formula = CpuTime ~ LinesOut, data = cpudat) Residuals: Min 1Q Median 3Q Max -0.09254 -0.04000 -0.02608 0.03746 0.11766 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 6.298e-02 1.222e-02 5.155 9.35e-06 *** LinesOut 2.977e-05 2.430e-06 12.247 2.12e-14 *** --- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 Residual standard error: 0.05856 on 36 degrees of freedom Multiple R-squared: 0.8064, Adjusted R-squared: 0.8011 F-statistic: 150 on 1 and 36 DF, p-value: 2.124e-14