Suppose a doctor measures the height, x, and head circumference, y. of 8 children and obtains the data below. The correlation coefficient is 0.780 and the least squares regressi line is y=0.169x + 12.739. Complete parts a and b below. Height, x Head Circumference, y (a) Compute the coefficient of determination, R2. R² = =% (Round to one decimal place as needed.) 27.00 17.4 25.75 17.1 26.75 17.1 H 25.50 17.1 27.75 17.5 26.75 17.1 26.25 17.2 27.00 17.3
Suppose a doctor measures the height, x, and head circumference, y. of 8 children and obtains the data below. The correlation coefficient is 0.780 and the least squares regressi line is y=0.169x + 12.739. Complete parts a and b below. Height, x Head Circumference, y (a) Compute the coefficient of determination, R2. R² = =% (Round to one decimal place as needed.) 27.00 17.4 25.75 17.1 26.75 17.1 H 25.50 17.1 27.75 17.5 26.75 17.1 26.25 17.2 27.00 17.3
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 14CR
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