come up with a final model for this dataset.

CRIM	ZN	INDUS	CHAS	NOX	RM	AGE	DIS	RAD	TAX	PTRATIO	B	LSTAT	MEDV
0.00632	18	2.31	0	0.538	6.575	65.2	4.09	1	296	15.3	396.9	4.98	24
0.02731	0	7.07	0	0.469	6.421	78.9	4.9671	2	242	17.8	396.9	9.14	21.6
0.02729	0	7.07	0	0.469	7.185	61.1	4.9671	2	242	17.8	392.83	4.03	34.7
0.03237	0	2.18	0	0.458	6.998	45.8	6.0622	3	222	18.7	394.63	2.94	33.4
0.06905	0	2.18	0	0.458	7.147	54.2	6.0622	3	222	18.7	396.9	5.33	36.2
0.02985	0	2.18	0	0.458	6.43	58.7	6.0622	3	222	18.7	394.12	5.21	28.7
0.08829	12.5	7.87	0	0.524	6.012	66.6	5.5605	5	311	15.2	395.6	12.43	22.9
0.14455	12.5	7.87	0	0.524	6.172	96.1	5.9505	5	311	15.2	396.9	19.15	27.1
0.21124	12.5	7.87	0	0.524	5.631	100	6.0821	5	311	15.2	386.63	29.93	16.5

Table 5.3: Description of Variables for Boston Housing Example CRIM ZN INDUS CHAS NOX RM AGE DIS RAD TAX Per capita crime rate by town Proportion of residential land zoned for lots over 25,000 ft2 Proportion of nonretail business acres per town Charles River dummy variable (= 1 if tract bounds river; = 0 otherwise) Nitric oxide concentration (parts per 10 million) Average number of rooms per dwelling Proportion of owner-occupied units built prior to 1940 Weighted distances to five Boston employment centers Index of accessibility to radial highways Full-value property-tax rate per $10,000 Pupil/teacher ratio by town 1000(Bk -0.63)2 where Bk is the proportion of blacks by town % Lower status of the population Median value of owner-occupied homes in $1000s LSTAT MEDV Table 5.3: Description of Variables for Boston Housing Example CRIM ZN INDUS CHAS NOX RM AGE DIS RAD TAX Per capita crime rate by town Proportion of residential land zoned for lots over 25,000 ft2 Proportion of nonretail business acres per town Charles River dummy variable (= 1 if tract bounds river; = 0 otherwise) Nitric oxide concentration (parts per 10 million) Average number of rooms per dwelling Proportion of owner-occupied units built prior to 1940 Weighted distances to five Boston employment centers Index of accessibility to radial highways Full-value property-tax rate per $10,000 Pupil/teacher ratio by town 1000(Bk -0.63)2 where Bk is the proportion of blacks by town % Lower status of the population Median value of owner-occupied homes in $1000s LSTAT MEDV