Consider the following scatterplot regression equation and correlation of midterm and final exam scores for...
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Consider the following scatterplot regression equation and correlation of midterm and final exam scores for a class of 15 students Which of the following are true statements Y 90 6 0 489x r 0 602 Final Exam Score 110 100 90 80 70 60 50 40 30 20 0 0 20 0 0 40 80 60 Mdterm Exam Score O 100 Select one answer 10 points I The same number of students scored 100 on the midterm exam as scored 100 on the final exam II Students who scored higher on the midterm exam tended to score higher on the final exam III The correlation between midterm and final exam scores is negative IV The standard deviation of the final exam scores is greater than the standard deviation of the midterm exam scores A O I III and IV B O II and III C OI II III and IV D I and III EQI and IV
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