15 Children in grade six take two exams each: one on math and one on vocabulary. For each exam, larger scores are better. One child, Eric, scores 40 on the math test and 60 on the vocabulary test. Erics cored 5points below the mean on the math exam. Eric scored 10 points above the mean on the vocabulary exam. Diane obtains the regression line for using the math score to predict the vocabulary score. According to her line, Eric scored 10 points lower than predicted.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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15
Children in grade six take two exams
each: one on math and one on vocabulary. For each
exam, larger scores are better.
One child, Eric, scores 40 on the math test and 60 on
the vocabulary test.
Erics cored 5points below the mean on the
math exam.
Eric scored 10 points above the mean on the
vocabulary exam.
Diane obtains the regression line for using the
math score to predict the vocabulary score.
According to her line, Eric scored 10 points lower
than predicted.
Use the above information to obtain Diane's
regression line.
Transcribed Image Text:15 Children in grade six take two exams each: one on math and one on vocabulary. For each exam, larger scores are better. One child, Eric, scores 40 on the math test and 60 on the vocabulary test. Erics cored 5points below the mean on the math exam. Eric scored 10 points above the mean on the vocabulary exam. Diane obtains the regression line for using the math score to predict the vocabulary score. According to her line, Eric scored 10 points lower than predicted. Use the above information to obtain Diane's regression line.
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