r2 measures ________.
A) the proportion of variation in one variable that is explained by the other
B) the proportion of error variation
C) the proportion of variation in Y related to the variation of the categories of X
D) the proportion of variation in Y due to the variation within each of the categories of X
Correct Answer:
Verified
Q53: Which of the following is a measure
Q54: Which statement about the correlation coefficient,r,is true?
A)The
Q55: The equation for r involves dividing the
Q56: Partial correlations have an order associated with
Q57: In the equation COVxy/ SxSy,Sx and Sy
Q59: Regression in which a single independent variable
Q60: ry(x.z) represents the _.
A)partial correlation
B)Pearson correlation
C)part correlation
D)partition
Q61: Which of the following situations is best
Q62: Which statement is not true about partial
Q63: Which statement is not true about regression
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