Sendy Logistics Challenge
$7,000 USD
Predict the estimated time of arrival (ETA) for motorbike deliveries in Nairobi
1553 data scientists enrolled, 431 on the leaderboard
LogisticsPredictionStructuredLocation
Kenya
23 August 2019—26 November 2019
rating for riders
published 5 Oct 2019, 18:48

In the website of sendy (https://support.sendyit.com/article/143-rating-your-delivery) the rating vary from 1 star to 5 stars, so how the average rating was calculated to have an interval of 0-15.2 ?

Some data has been masked, including the average rating.