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Consider the following data of the Number of hours 12 students spent online during the weekend and the scores of each student who took a
Consider the following data of the Number of hours 12 students spent online during the weekend and the scores of each student who took a test the following monday . Hrs spent O 5 5 5 6 7 7 10 ONle Test scores 94 174 68 76 84 58 65 75 5 a, ) Find the sample linear correlation coefficient and interpret it . ( apts ) 'b. ) Is the population correlation coefficient significant? (use a = 0105 ) ( 2pts ) C . ) And the equation of the regression line . What is the slope of the like ? Interpret this value in the content? ( 3 pts ) D. ) what is the coefficient of determination ? Interpret the result ? (apts ) E. ) It X were 3.5 hours, what would you expect y to be ? (apts) F . ) 18 x were 5 hours , what would you expect y to be ? ( 2 pts ) 6 . ) 18 X were 20 hours , what would you expect y to be ? ( 2 pts)
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