working example form and graph: how to collect user input and present it in a graph on static websites, using google forms

here is a working example of a google form and chart embedded statically into a web page.
you may also be interested in a truly static version and/or the underlying data in this spreadsheet on google docs.

submit a number between 1 and 20, and see your input turn up in the chart.

(click on the image to refresh, or wait up to 5 seconds)