If your test takes more than a few days, it’s a good idea to provide periodic updates to your project team and other interested parties.
Typically we do this by emailing a brief summary to them that shows how our responses are tracking, early success rates (if we have enough participants to judge by), and any actions we need to take (e.g. trying harder to recruit a particular user group with low numbers so far).
Here’s an example of an email interim update:
text of interim email update
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