Correct Answer : List
Explanation : Lists can be created using the list function. Like data frames, they can incorporate a mixture of modes into the one list and each component can be of a different length or size.
Correct Answer : Descriptive
Explanation : Descriptive is the simplest class of analytics. Predictive analytics can only forecast what might happen in the future because all predictive analytics are probabilistic in nature.
Correct Answer : Classification
Explanation : Classification techniques are widely used in data mining to classify data.
Correct Answer : SAS
Explanation : SAS (Statistical Analysis System) is a software suite developed by SAS Institute for advanced analytics.