PRC-2 · Chapter 10 · Question 14 of 60
Which of the following statistics specifically measures the proportion of the total variance in the dependent variable that is explained by the independent variable?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: A) The coefficient of determination (r-squared)
Explanation
The coefficient of determination, found by squaring 'r', gives the exact percentage of variation in 'y' that is mathematically explained by the linear relationship with 'x'.
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