Is there anything hidden in the star ratings?

In the comments on my instructable, two people said they rated it 5/5 stars. In the info tab, the stars report 2 ratings but only 3.25 stars. How is this possible?

Here is the instructable:

Thanks for your time!


Mikey D (author)  ivan.veretelnyk9 years ago
Thanks Ivan! I don't know how I missed that when I read through the FAQs. Mikey
It is new.