quantitative research study

(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:GenderAge in yearsClass rankingScores on the research testWeightI really would like for the book titled below to be used for reference materal please

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