400 300 200 100+ 20 40 60 80

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.1: Basic Assumptions
Problem 2WE
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The scatterplot below shows a set of bivariate data and its least-squares regression line. Consider removing the point (95, 120) and calculating a new least-squares regression line. Would the following be true or false?

a)The y-intercept of the least-squares regression line would increase.

b) The coefficient of determination would increase.

c) The correlation coefficient would get closer to 1.

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