Correct Answer : 6
Explanation : R language has 6 atomic data types. They are logical, integer, real, complex, string (or character) and raw. There is also a class for “raw” objects, but they are not commonly used directly in data analysis.
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.
