Math Problem Statement
Colas per week Bone Mineral Density (grams per cubic centimeter) 0 0.907 0 0.896 1 0.886 2 0.852 2 0.862 2 0.845 2 0.844 3 0.829 5 0.783 5 0.788 5 0.784 5 0.783 7 0.735 7 0.744 8 0.718
Find the least-squares regression line treating cola consumption per week as the explanatory variable.
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Linear Regression
Least Squares Method
Formulas
ŷ = b0 + b1x
b1 = [nΣ(xy) - ΣxΣy] / [nΣx^2 - (Σx)^2]
b0 = (Σy - b1Σx) / n
Theorems
Least Squares Theorem
Linear Regression Equation
Suitable Grade Level
Grades 10-12 or early college level
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