Generic function for evaluation of test results
1 2 3 4 5 6 7  evaluate_problem(test, prediction, observations)
## S3 method for class 'classification'
evaluate_problem(test, prediction, observations)
## S3 method for class 'regression'
evaluate_problem(test, prediction, observations)

test 
The test that was run 
prediction 
A vector of predictions for each row in the holdout set 
observations 
The true observations for the dependent value in the holdout set 
An object of class 'evaluation', which contains a list of performance measures and a test object.
classification
: Evaluate a classification test's results. Uses confusionMatrix
to determine accuracy and other performance measures
regression
: Evaluate a regression test's results
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