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Dispensa di modelli lineari in R - Dipartimento di Statistica

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CAPITOLO 11. ANALISI DELLA COVARIANZA 123<br />

-0.6202 -0.1995 0.0607 0.1677 0.5978<br />

Coefficients:<br />

Estimate Std. Error t value Pr(>|t|)<br />

(Intercept) 6.8538 0.1184 57.9 plot(cons ~ temp, type = "n")<br />

> po<strong>in</strong>ts(temp[quando == "prima"], cons[quando ==<br />

+ "prima"])<br />

> po<strong>in</strong>ts(temp[quando == "dopo"], cons[quando ==<br />

+ "dopo"], pch = 4, col = 2)

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