Update README.md

README.md

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 This dataset contains information from the Ames Assessor’s Office about residential properties sold in Ames, IA from 2006 to 2010. This repository is a mirror the original dataset meant to facilitate its consumption.
 
-The dataset was originally published by Dean De Cock in [Ames, Iowa: Alternative to the Boston Housing Data as an End of Semester Regression Project](https://jse.amstat.org/v19n3/decock.pdf), it is meant as a resource for teaching machine learning as a alternative to the old and small Boston Housing Dataset.
+The dataset was originally published by Dean De Cock in [Ames, Iowa: Alternative to the Boston Housing Data as an End of Semester Regression Project](https://jse.amstat.org/v19n3/decock.pdf), it is meant as a resource for teaching machine learning as an alternative to the old and small Boston Housing Dataset.
 
 
 ## Dataset Details