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# Need help with computing the residual. Thank You. Round to two...

Need help with computing the residual. Thank You. Round to two decimal places as needed.

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8:47 Ma Q at all 18%2 a www.mathxl.com MAT-240-X5051 Applied Statistics 20EW5 Chee ting Yap & | 06/20/20 8:47 PM Homework: 6-2 MyStatLab: Module Six Problem Set Save Score: 2 of 5 pts 9 of 14 (14 complete) HW Score: 76.81%, 49.93 of 65 pts X 4.2.24-T Question Help The accompanying data represent the number of days absent, x, and the final exam score, y, for a sample of college students in a general education course at a large state university. Complete parts (a) through (e) below. Click the icon to view the absence count and final exam score data. Click the icon to view a table of critical values for the correlation coefficient. (a) Find the least-squares regression line treating number of absences as the explanatory variable and the final exam score as the response variable. y= - 2.874 x+ 88.953 (Round to three decimal places as needed.) (b) Interpret the slope and the y-intercept, if appropriate. Choose the correct answer below and fill in any answer boxes in your choice. (Round to three decimal places as needed.) A. For every additional absence, a student's final exam score drops 2.874 points, on average. The average final exam score of students who miss no classes is 88.953 . O B. The average final exam score of students who miss no classes is . It is not appropriate to interpret the slope. O C. For every additional absence, a student's final exam score drops points, on average. It is not appropriate to interpret the y-intercept. O D. It is not appropriate to interpret the slope or the y-intercept. (c) Predict the final exam score for a student who misses five class periods. y= 74.58 (Round to two decimal places as needed.) Compute the residual. (Round to two decimal places as needed.) i Reference X Critical Values for Correlation Coefficient n 3 0.997 0.950 5 ).878 6 0.811 0.754 8 0.707 9 0.66 10 ).632 11 ).602 12 0.576 13 0.553 14 0.532 15 .514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 ).433 ).423 23 0.413 24 0.404 25 0.396 26 ).388 27 0.381 Enter your answer in the answer box and then 28 0.374 29 0.367 ? parts remaining 30 0.361 Check Answer 1 n m 6 O

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8:47 MAP DO it all 18%2 a www.mathxl.com MAT-240-X5051 Applied Statistics 20EW5 Chee ting Yap & | 06/20/20 8:47 PM Homework: 6-2 MyStatLab: Module Six Problem Set Save Score: 2 of 5 pts 9 of 14 (14 complete) HW Score: 76.81%, 49.93 of 65 pts X 4.2.24-T Question Help The accompanying data represent the number of days absent, x, and the final exam score, y, for a sample of college students in a general education course at a large state university. Complete parts (a) through (e) below. Click the icon to view the absence count and final exam score data. Click the icon to view a table of critical values for the correlation coefficient. (a) Find the least-squares regression line treating number of absences as the explanatory variable and the final exam score as the response variable. y= - 2.874 x+ 88.953 (Round to three decimal places as needed.) (b) Interpret the slope and the y-intercept, if appropriate. Choose the correct answer below and fill in any answer boxes in your choice. (Round to three decimal places as needed.) A. For every additional absence, a student's final exam score drops 2.874 points, on average. The average final exam score of students who miss no classes is 88.953 . O B. The average final exam score of students who miss no classes is . It is not appropriate to interpret the slope. O C. For every additional absence, a student's final exam score drops points, on average. It is not appropriate to interpret the y-intercept. O D. It is not appropriate to interpret the slope or the y-intercept. (c) Predict the final exam score for a student who misses five class periods. y= 74.58 (Round to two decimal places as needed.) Compute the residual. (Round to two decimal places as needed.) i Absences and Final Exam Scores - X No. of absences, x 0 1 2 3 4 5 6 7 8 9 Final exam score, y 89.2 86.5 83.8 81.2 77.9 74.3 64.3 72.1 65.6 65.3 Print Done Enter your answer in the answer box and then click Check Answer. ? parts remaining Clear All Check Answer 1 m 6 111 O

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