A study was conducted with vegetarians to see whether the number of grams of protein each ate per day was related to diastolic blood pressure. The data are given here. + 6.5 5 5.5 82 Grams 4 8 10 9 8.2 10.5 Pressure 73 79 83 84 92 88 86 95 a) Determine the regression line equation b) Draw the scatter plot . c) Draw the best fit line at the scatter plot using regression line equation you obtained in (a). d) Compute the value of the correlation coefficient and comment. e) Compute the value of coefficient determination and comment.
A study was conducted with vegetarians to see whether the number of grams of protein each ate per day was related to diastolic blood pressure. The data are given here. + 6.5 5 5.5 82 Grams 4 8 10 9 8.2 10.5 Pressure 73 79 83 84 92 88 86 95 a) Determine the regression line equation b) Draw the scatter plot . c) Draw the best fit line at the scatter plot using regression line equation you obtained in (a). d) Compute the value of the correlation coefficient and comment. e) Compute the value of coefficient determination and comment.
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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