Which of the following are true about regression with one predictor variable (of

postillan4

postillan4

Answered question

2021-09-16

Which of the following are true about regression with one predictor variable (often called simple regression)? Check all that apply.
a) The regression equation is the line that best firs a set of data as determined by having the least squared error.
b) The slope describes the amount of change in Y for a one-unit increase in X.
c) After conducting a hypothesis test that the slope of the regression equation is nonzero, you can conclude that your predictor variable, X, causes Y.

Answer & Explanation

Elberte

Elberte

Skilled2021-09-17Added 95 answers

Step 1
Here option A is correct as it is the definition of regression equation
Here option B is also correct as slope is the change in Y by one unit increase in X.
Here option C is not correct as association or correlation doesn't mean causation.

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