Mathematics, 08.06.2021 22:30 princessbri02

To find the equation of a regression line, ý = ax + b, you need these formulas: a=TS
b = ý- až
A data set has an r-value of 0.553. If the standard deviation of the x-
coordinates is 3.996, and the standard deviation of the y-coordinates is 6.203,
what is the slope of the line to three decimal places?
A. 0.858
B. 0.356
O C. 1.165
D. 2.807

Answers: 2

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To find the equation of a regression line, ý = ax + b, you need these formulas: a=TS
b = ý- a...

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