Product teams can game the system by either pushing only good ratings to the app stores or capturing positive feedback strategically at certain parts of the product, for example, at the completion of a transaction.
Moreover, product ratings in any numerical representation form suffer from the issues of subjectivity, anchor bias, and noisy ratings.
Measure how fast the job can be done (time savings for the user). Measure the frequency of task completion (efficiency of time). Measure recency with a time window to reflect the current quality of the product.
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