 header"></a></h2>
<p>There are three major things that we can do with statistics:</p>
<ul>
<li><em>Describe</em>: The world is complex and we often need to describe it in a simplified way that we can understand.<br />
</li>
<li><em>Decide</em>: We often need to make decisions based on data, usually in the face of uncertainty.</li>
<li><em>Predict</em>: We often wish to make predictions about new situations based on our knowledge of previous situations.</li>
</ul>
<p>Let’s look at an example of these in a