To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
Love this little potty. My only issue is that the seat hole is a little big and it makes it uncomfortable for my daughter to use. She is on the small side though so it probably won't be an issue for others.