Amazon calculates a product’s star ratings based on a machine learned model instead of a raw data average. The model takes into account factors including the age of a rating, whether the ratings are from verified purchasers, and factors that establish reviewer trustworthiness.
Reviewed in the United States on February 21, 2017
This skill inspires me to compliment my wife and even gives me things to say that I know she enjoys hearing. My wife loves when I trigger the app and I tell her I mean it. Men need this, we don't do this enough and we aren't very good at knowing what to say. Thanks!!!