Jessica Salas, President of Salas Products, Is Reviewing the Warranty

Multiple Choice

Jessica Salas, President of Salas Products, is reviewing the warranty policy for her company's new model of automobile batteries.Life tests performed on a sample of 100 batteries indicated an average life of seven years under normal usage.Jessica recommended a six-year warranty period for the new model.This is an example of _____________.

A) descriptive statistics
B) executive forecasting
C) population derivation
D) sample persuasion
E) inferential statistics