In this chapter, we will cover the following recipes:
- Loading data from the UCI repository
 - Viewing the Pima Indians diabetes dataset with pandas
 - Looking at the UCI Pima Indians dataset web page
 - Machine learning with logistic regression
 - Examining logistic regression errors with a confusion matrix
 - Varying the classification threshold in logistic regression
 - Receiver operating characteristic – ROC analysis
 - Plotting an ROC curve without context
 - Putting it all together – UCI breast cancer dataset