You are given a dataset named boston (OA 5.7). This dataset contains information collected by the US Census Service concerning housing in the area of Boston, Mass. The dataset is small in size, with only 506 cases. The data was originally published by Harrison, D., & Rubinfeld, D.L. (1978). Hedonic prices and the demand for clean air. Journal of Environmental Economics and Management, 5, 81–102. Here are the variables captured in this dataset: CRIM – per capita crime rate by town ZN – proportion of residential land zoned for lots over 25,000 sq.ft. INDUS – proportion of non-retail business acres per town. CHAS – Charles River dummy variable (1 if tract bounds river; 0 otherwise)