Question 6 (with R): Consider the boston_data. txt file on CANVAS. It gives variables for over 500 towns in the Boston area: MV Median value of owner-occupied homes in 1000's of dollars INDUS proportion of non-retail business acres per town NOX nitric oxides concentration (parts per 10 million) RM average number of rooms per dwelling TAX full-value property-tax rate per 10,000 of dollars PTRATIO pupil-teacher ratio by town LSTAT % lower socioeconomic score Do the following items a) Compute the correlation matrix using R. b) Explain you conclusions in terms of the problem. c) Someone says that these correlations are due to random noise. Use confidence intervals to either refute this assertion or consider their point to be valid. d) Someone says these are just ecological correlations and do not mean anything. Refute this assertion