You have been asked to teach an EBP class in a local BSN program. The beginning of your agenda includes the definition of descriptive statistics. You share with the class participants that descriptive statistics have which of the following properties?

They are numerical and graphical summaries of data.

They are used to demonstrate bias in reliability and validity.

They are used to see how well sample data can be generalized to the population.

They are used to examine relationships between variables in a dataset.