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The grades of a class of 9 students on a midterm report (x) and on the final examination (y) are shown below. Use the data to complete parts (a) and (b). x 78 55 71 73 83 91 95 99 66 y 82 73 78 37 48 82 99 99 67 (a) Estimate the linear regression line. y= 17.4 + ( 0.715 )x (Round the constant to one decimal place as needed. Round the coefficient to three decimal places as needed.) (b) Estimate the final examination grade of a student who received a grade of 86 on the midterm report. ŷ = (Round to one decimal place as needed.)

The grades of a class of 9 students on a midterm report (x) and on the final examination (y) are shown below. Use the data to complete parts (a) and (b). x 78 55 71 73 83 91 95 99 66 y 82 73 78 37 48 82 99 99 67 (a) Estimate the linear regression line. y= 17.4 + ( 0.715 )x (Round the constant to one decimal place as needed. Round the coefficient to three decimal places as needed.) (b) Estimate the final examination grade of a student who received a grade of 86 on the midterm report. ŷ = (Round to one decimal place as needed.)

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 grades of a class of 9 students on a midterm report (x) and on the final examination (y) are shown below. Use the data to complete parts (a) and (b). x 78 55 71 73 83 91 95 99 66 y 82 73 78 37 48 82 99 99 67 (a) Estimate the linear regression line. y= 17.4 + ( 0.715 )x (Round the constant to one decimal place as needed. Round the coefficient to three decimal places as needed.) (b) Estimate the final examination grade of a student who received a grade of 86 on the midterm report. ŷ = (Round to one decimal place as needed.)
Transcribed Image Text:The grades of a class of 9 students on a midterm report (x) and on the final examination (y) are shown below. Use the data to complete parts (a) and (b). x 78 55 71 73 83 91 95 99 66 y 82 73 78 37 48 82 99 99 67 (a) Estimate the linear regression line. y= 17.4 + ( 0.715 )x (Round the constant to one decimal place as needed. Round the coefficient to three decimal places as needed.) (b) Estimate the final examination grade of a student who received a grade of 86 on the midterm report. ŷ = (Round to one decimal place as needed.)
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