For a data mining project, a student collects numerical information such as income, age, and proximity to a stadium for fans of the 30 different NBA teams. She wants to build a model to predict which team someone roots for. O Classification Clustering Regression A student wants to use text mining to extract attributes and metrics from her university's web pages, so as to assign them into different groups. Classification O Clustering O Regression What is the linear regression anomaly that occurs when one observation in a predictor has a value much higher or lower than the other observations in the same predictor? O Multicollinearity Non-linearity Heteroskedasitcity O High leverage point Outlier