
<pre><code>## Average marginal effects</code></pre>
<pre><code>## lm(formula = mpg ~ cyl * hp + wt, data = mtcars)</code></pre>
<pre><code>##      cyl       hp    wt
##  0.03814 -0.04632 -3.12</code></pre>
<div class="sourceCode"><pre class="sourceCode r"><code class="sourceCode r"><span class="kw">summary</span>(m)</code></pre></div>
<pre><code>##  factor     AME     SE       z      p   lower   upper
##     cyl  0.0381 0.5999  0.0636 0.9493 -1.1376  1.2139
##      hp -0.0463 0.0145 -3.1909 0.0014 -0.0748 