STATISTICAL TECHNIQUES AND TOOLS
REGRESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The equation of the least squares regression line for a set of data is y=0.68+1.21x. What is the residual for the point (3, 4)?
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-0.31
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-0.68
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-1.52
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-3.63
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-4.31
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Explanation:
Detailed explanation-1: -The least squares regression line is the line that best fits the data. Its slope and y-intercept are computed from the data using formulas.
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