Three Cubans were executed for hijacking a Cuban ferry , and six more are scheduled to go on trial in Key West in December for a plane hijacking in March .
Three Cubans were executed for hijacking a Cuban ferry a day later , and six Cubans face trial in Key West in December over a March plane hijacking .
refers to analyzing amounts of data to uncover hidden trends, patterns and relationships to form computer models to simulate and explain findings. this in turn is used for decision making