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This is an EXCEL LINK of the data: https://docs.google.com/spreadsheets/d/1a6FiZmx2WWqDSqRV3E5SLORHRMi3fr3vHQTJwg2yrds/edit?usp=sharing Q3. Test the hypothesis that higher ERIratio predicts lower sigA concentrations. In APA format, report the

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This is an EXCEL LINK of the data:

https://docs.google.com/spreadsheets/d/1a6FiZmx2WWqDSqRV3E5SLORHRMi3fr3vHQTJwg2yrds/edit?usp=sharing

image text in transcribedimage text in transcribedimage text in transcribed
Q3. Test the hypothesis that higher ERIratio predicts lower sigA concentrations. In APA format, report the results of this test in terms of effect size and F test. Q4. Produce a residual plot of the analysis in Q3. Report on your visual assessment of the presence of outliers (i.e., influential cases) and the criteria you have used in this visual assessment Q.5 Next, perform a statistical residual analysis of the relationship to remove outliers. Report on the revised regression without these outliers, in terms of effect size and F test in APA format Also explain how ERIratio predicted sigA better, or worse, without these outliers.Q6. Researchers are interested to know iT it is the enduring dispositional characteristic or DC that best explains lower sIgA concentration or if it is due to efforts or rewards. lConduct a regression analysis and detail which variable is most associated (even if not significant} with sIgA Q7. In regard to variables used in 0.6, you will have noted that ERIratio was not entered as a predictor. The researcher was concerned that the inclusion of this variable may have violated the assumption of multicollinearity. Run an analysis to determine if this set of variables (including ERIratio), violate the assumption of m ulticollinearitv when predicting sIgA. Next, explain why this regression result, with four predictors, is better or worse, in terms of the F test and effect size, than that in C16 (1.8 Present a table of the individual contributions of all independent variables from (1.7, in APA format, that includes their r and 5r values. C19. The researcher decided to use a stepwise regression to assess which of the four independent variables were most important. Conduct this analysis and report your ndings in APA format 1.10. The researcher decided that it was best practice to control for the possible effects of age upon sIgA. Conduct a hierarchical regression of the relationship of ERIratio and DC with slgA after controlling for the influence of age in Step1 and report the finding in APA format

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