n>(mpg <span class="op">~</span><span class="st"> </span>drat <span class="op">*</span><span class="st"> </span>wt, <span class="dt">data =</span> mtcars))</code></pre></div>
<pre><code>## 
## Call:
## lm(formula = mpg ~ drat * wt, data = mtcars)
## 
## Residuals:
##     Min      1Q  Median      3Q     Max 
## -3.8913 -1.8634 -0.3398  1.3247  6.4730 
## 
## Coefficients:
##             Estimate Std. Error t value Pr(&gt;|t|)  
## (Intercept)    5.550     12.631   0.439   0.6637  
## drat           8.494    