The following 12 questions (Q1 to Q12) are based on the summarized table below: Score on...

 

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The following 12 questions (Q1 to Q12) are based on the summarized table below: Score on Quiz 5 3 Hours Studied XY 25 1. 9. 15 4 25 6. 25 9. 81 45 ΣΧΥ-7 . EX = 11 ΣΥ-22 ΣΥ140 ΣΧ2-39 What is the predictor variable? 1Ours Studitd What is the criterion variable? SCores on quiz QI: Q2: Part A** Compute the Pearson correlation. Steps: Q3: What is the covariance? Q4: What is the standard deviation of the predictor variable? Q5: What is the standard deviation of the criterion variable? Q6: What is the Pearson's r value? What is the best interpretation of your Pearson correlation in Q6? (A) As 'hours studied' goes up there is a coresponding increase in 'score on qui B. As 'hours studied' goes up there is a corresponding decrease in 'score on quiz' Q7: The strength of the above relationship is considered A. weak B. moderate C. strong Q8: Part B**Compute the regression equation. Steps: Q9: What is the numeric value for the slope? Q10: What is the y-intercept? 235 The following 12 questions (Q1 to Q12) are based on the summarized table below: Score on Quiz 5 3 Hours Studied XY 25 1. 9. 15 4 25 6. 25 9. 81 45 ΣΧΥ-7 . EX = 11 ΣΥ-22 ΣΥ140 ΣΧ2-39 What is the predictor variable? 1Ours Studitd What is the criterion variable? SCores on quiz QI: Q2: Part A** Compute the Pearson correlation. Steps: Q3: What is the covariance? Q4: What is the standard deviation of the predictor variable? Q5: What is the standard deviation of the criterion variable? Q6: What is the Pearson's r value? What is the best interpretation of your Pearson correlation in Q6? (A) As 'hours studied' goes up there is a coresponding increase in 'score on qui B. As 'hours studied' goes up there is a corresponding decrease in 'score on quiz' Q7: The strength of the above relationship is considered A. weak B. moderate C. strong Q8: Part B**Compute the regression equation. Steps: Q9: What is the numeric value for the slope? Q10: What is the y-intercept? 235

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Solution 8 1 Predictor vaziable X Psedicto VOEi... View the full answer