>\[\begin{equation}
S_{Y} = \sqrt{\frac{\sum_{i=1}^n (Y_i - \overline{Y})^2}{n}}
\tag{1.3}
\end{equation}\]</span>
For the total goals scored, the standard deviation is
<span class="math display">\[S_Y = \sqrt{13.249} = 3.64\]</span></p>
</div>
</div>
<div id="visual-exploration" class="section level3">
<h3><span class="header-section-number">1.4.2</span> Visual exploration</h3>
<p>Exploring a data set is generally done visually, using various plots such as histograms, boxplots,
scatterplots, etc. A good pl