Find the equation of the least-squares regression line y and the linear correlation coefficient r for the given data. Round the constants, a, b, and r, to the nearest hundredth.{(1, 4), (3, 7), (5, 12), (9, 20), (11, 23)}ŷ =1.5 + 2x0.99X Xx

Sol:- Straight line equation is y=a+bx.The normal equations are ∑y=an+b∑x∑xy=a∑x+b∑x2The values are…

Answered: Find the equation of the least-squares…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section4.6: Regression And Median-fit Lines

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Find the equation of the least-squares regression line ý and the linear correlation coefficient r for the given data. Round the constants, a, b, and r, to the nearest hundredth. {(1, 4), (3, 7), (5, 12), (9, 20), (11, 23)} ý = 1.5 + 2x r 0.99 X