Mathematics, 12.03.2021 06:30, omoaye

A P E X To find the equation of a regression line, û = ax + b, you need these formulas:
a
b=y-ax
A regression line has a slope of 4.404. If the mean of the x-coordinates of the
data points is 8.891, and the mean of the y-coordinates is 5.519, what is the
y value of the y-intercept of the line to three decimal places?
A. -33.637
B. 33.637
C. 15.415
D. -15.415

Answers: 2

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A P E X To find the equation of a regression line, û = ax + b, you need these formulas:
a

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