unnamed-chunk-4-1.svg" style="display: block; margin: auto;" /&gt;

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Fitting a polynomial of degree **3**
&lt;img src="13-Learning_files/figure-html/unnamed-chunk-5-1.svg" style="display: block; margin: auto;" /&gt;

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Fitting a polynomial of degree **4**
&lt;img src="13-Learning_files/figure-html/unnamed-chunk-6-1.svg" style="display: block; margin: auto;" /&gt;

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Fitting a polynomial of degree **5**
&lt;img src="13-Learning_files/figure-html/unnamed-chunk-7-1.svg" style="display: block; margin: