3. How does the statistical technique called \"meta-analysis\" help clarify rese

Question

3. How does the statistical technique called "meta-analysis" help clarify research results? 4. As a statistical test, how does the Spearman correlation differ from the Pearson correlation? That is on what sorts of data should each be applied? S. What is a correlation matrix? How can such a matrix help researchers develop questions or theories about behavior? 16. Why should researchers graph or plot their data? 17. Why is statistics an important tool for psychology, research methods, and becoming a practical researcher?

Explanation / Answer

13. Meta analyses would be allowing researchers for systematically as well as formally pooling all of the important research or relevant research such that the findings would be clarified and conclusions could be formed on the basis of information that is currently available. There are four steps present in meta analysis which include identification of the trials, determination of exclusion criteria or the inclusion criteria or data analysis as well as extraction. There have been revolutionary effects in the scientific field.

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