;br&gt;
of how we got&lt;br&gt;
there!

---

# Create codebook

Produce a summary document for subsequent analyses.

.footnotesize[

```r
&gt; makeCodebook(bigPresidentData)
```
]

Add label (similar to `labelled` package) or extra information

.footnotesize[

```r
&gt; bPD &lt;- bigPresidentData
&gt; attr(bPD$presidencyYears, "label") &lt;- 
+   "Full years as president"
```
]

.footnotesize[

```r
&gt; attr(bPD$dateOfDeath, "shortDescription") &lt;- 
+   "Missing means that the person is still alive"
```
