# init(quantileRange:) Creates a robust scaler. ``` init(quantileRange: ClosedRange = 0.25...0.75) ``` ## Parameters `quantileRange` This scaler removes the median and scales the data according to the quantile range. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)