Quantitative research study | Nursing homework help

(Ch. 15)  What is the difference between reliability and validity? Give an example of how reliability can be established in a quantitative research study.


(Ch. 16) Differentiate between descriptive statistics and inferential statistics?  When are correlational statistics used?


State the level of measurement for the following:



Age in years


Class ranking


Scores on the research test





I really would like for the book titled below to be used for reference materal please

Title Nursing Research
Author Geri LoBiondo-Wood; Judith Haber