pr and me circumference in inches. She finds that the correlation is 0.477 and the regression equation is y = 0.149x + 8.15 height and head What proportion of the variation in head circumference can be explained by the variation in the values of height? % Report answer as a percentage accurate to one decimal place.
pr and me circumference in inches. She finds that the correlation is 0.477 and the regression equation is y = 0.149x + 8.15 height and head What proportion of the variation in head circumference can be explained by the variation in the values of height? % Report answer as a percentage accurate to one decimal place.
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
Problem 17HP
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Question
Transcribed Image Text:A pediatrician wants to determine the relation that exists between a child's height (x) and head
circumference (y). She randomly selects 11 children from her practice and measures their height and head
circumference in inches. She finds that the correlation is 0.477 and the regression equation is
y = 0.149x + 8.15
What proportion of the variation in head circumference can be explained by the variation in the values of
height?
%
Report answer as a percentage accurate to one decimal place.
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