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.
I had been looking for a recipe book featuring Nutella that had more candy and truffle recipes and more color photographs---this accounts for my **** rather than ***** rating. It does have four-color photographs of each recipe covered.