ption>
    </select>
  </p>

  <p>

    <label>Number of observations:</label><br />
    <input type="number" name="n" value="500" min="1" max="1000" />

  </p>

  <h3>Summary of data:</h3>
  <pre id="summary" class="shiny-text-output"></pre>

  <h3>Plot of data:</h3>
  <div id="plot" class="shiny-plot-output"
       style="width: 100%; height: 300px"></div>

  <h3>Head of data:</h3>
  <div id="table" class="shiny-html-output"></div>

</body>
</html>
