Data is typically not very conclusive by itself. So, people often make a number of behind-the-scenes decisions that make the conclusions seem stronger than they actually are (whether on purpose or not).<p>For a great example of this, try the interactive portion of the following article, where you&#x27;ll use data to support an argument whether Democrats or Republicans are better for the US economy: <a href="http:&#x2F;&#x2F;fivethirtyeight.com&#x2F;features&#x2F;science-isnt-broken&#x2F;" rel="nofollow">http:&#x2F;&#x2F;fivethirtyeight.com&#x2F;features&#x2F;science-isnt-broken&#x2F;</a>.<p>Takeaway: Both conclusions are valid ... it all depends on you define &quot;economy&quot; and what subset of Democrats&#x2F;Republicans you choose to count.