Sample Essay
According to Carmines, Zeller (1979, p89); reliability and validity is the quality measure of the study you are doing. Both are necessary to judge the height and standard of the work you are doing. Reliability reflects to the consistency of the data searched out; while validity proofs the accuracy of the study work and affects the influence of quality put in the project (Sprenkle, Piercy; 2005, p27). Together, both of them help the research results to correspond with reality with affirmation and verification.
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