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The accompanying data represent the number of days absent, x, and the final exam score, y, for a sample of college students in a gesmal education course of a large state university Complote parts (a) through le) below (4) Find the least squares rogression line treating number of absences as the explanatory variable and the finale -D-D (Round to three decimal places as needed) (b) interpret the slope and the y-intercept, if appropriate. Choose the corect answer below and fill in any answer boxes in your choice (Round to three decimal places as needed) OA For every additional absence, a student's final exam score drops OB. For every additional absence, a student's final exam score drops OC. The average final exam score of students who miss no classes is OD. It is not appropriate to interpret the slope or the y intercept (c) Predict the final exam score for a student who misses fwo class periods (Round to two decimal places as needed) Compute the residual score as the response vrat Round to two decimal places as needed) is the final exam score above or below average for this number of absences? O Above O Below points, on average. It is not appropriate to intarpeet the y-intercept points, on average The average feal exam scose of students who It is not appropriate to interpret the slope no classes i

The accompanying data represent the number of days absent, x, and the final exam score, y, for a sample of college students in a gesmal education course of a large state university Complote parts (a) through le) below (4) Find the least squares rogression line treating number of absences as the explanatory variable and the finale -D-D (Round to three decimal places as needed) (b) interpret the slope and the y-intercept, if appropriate. Choose the corect answer below and fill in any answer boxes in your choice (Round to three decimal places as needed) OA For every additional absence, a student's final exam score drops OB. For every additional absence, a student's final exam score drops OC. The average final exam score of students who miss no classes is OD. It is not appropriate to interpret the slope or the y intercept (c) Predict the final exam score for a student who misses fwo class periods (Round to two decimal places as needed) Compute the residual score as the response vrat Round to two decimal places as needed) is the final exam score above or below average for this number of absences? O Above O Below points, on average. It is not appropriate to intarpeet the y-intercept points, on average The average feal exam scose of students who It is not appropriate to interpret the slope no classes i

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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. (a) Find the least-squares regression line treating number of absences as the explanatory variable and the final exam score as the response variable. (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) OA. For every additional absence, a student's final exam score drops OB. For every additional absence, a student's final exam score drops OC. The average final exam score of students who miss no classes is OD. 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 - (Round to two decimal places as needed.) Compute the residual (Round to two decimal places as needed) Is the final exam score above or below average for this number of absences? O Above O Below Absences and Final Exam Scores No. of absences, x Final exam score, y 88.9 0 1 2 6 7 8 86.6 83.6 81.5 782 73.7 63.9 72.7 65.3 65.4 For students WHO THIS TO CRESSUS IS at the slope or the y-intercept student who misses five class periods as needed.). Print needed.) ow average for this number of absences? 3 4 points, on average. It is not appropriate to interpret the y-intercept points, on average The average final exam score of students who miss no classes i It is not appropriate to interpret the slope. 5 CD- Done 9 Lappropriate to interpret the stope. - X Reference 3 4 5 6 7 8 9 10 11 12 13 SHSKU992 14 15 16 17 18 19 20 0.997 0.950 0.878 0.811 0.754 0.707 0.666 0.632 0.602 0.576 0.553 0.532 0.514 0.497 0.482 0.468 0.456 0.444 I
Transcribed Image Text: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. (a) Find the least-squares regression line treating number of absences as the explanatory variable and the final exam score as the response variable. (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) OA. For every additional absence, a student's final exam score drops OB. For every additional absence, a student's final exam score drops OC. The average final exam score of students who miss no classes is OD. 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 - (Round to two decimal places as needed.) Compute the residual (Round to two decimal places as needed) Is the final exam score above or below average for this number of absences? O Above O Below Absences and Final Exam Scores No. of absences, x Final exam score, y 88.9 0 1 2 6 7 8 86.6 83.6 81.5 782 73.7 63.9 72.7 65.3 65.4 For students WHO THIS TO CRESSUS IS at the slope or the y-intercept student who misses five class periods as needed.). Print needed.) ow average for this number of absences? 3 4 points, on average. It is not appropriate to interpret the y-intercept points, on average The average final exam score of students who miss no classes i It is not appropriate to interpret the slope. 5 CD- Done 9 Lappropriate to interpret the stope. - X Reference 3 4 5 6 7 8 9 10 11 12 13 SHSKU992 14 15 16 17 18 19 20 0.997 0.950 0.878 0.811 0.754 0.707 0.666 0.632 0.602 0.576 0.553 0.532 0.514 0.497 0.482 0.468 0.456 0.444 I
Critical Values for Correlation Coefficient n 3 4 5 6 7 8 9 10 || 12 14 15 16 17 18 19 20 21 22 23 24 25 ARARA= 26 27 28 29 30 0.997 0.950 0.878 0.811 0.754 0.707 0.666 0.632 0.602 0.576 0.553 0.532 0.514 0.497 0.482 0.468 0.456 0.444 0.433 0.423 0413 0.404 0.396 0.388 0.381 0.374 0.367 0.361
Transcribed Image Text:Critical Values for Correlation Coefficient n 3 4 5 6 7 8 9 10 || 12 14 15 16 17 18 19 20 21 22 23 24 25 ARARA= 26 27 28 29 30 0.997 0.950 0.878 0.811 0.754 0.707 0.666 0.632 0.602 0.576 0.553 0.532 0.514 0.497 0.482 0.468 0.456 0.444 0.433 0.423 0413 0.404 0.396 0.388 0.381 0.374 0.367 0.361
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