Which of the Following Statements Concerning the Linear Correlation Coefficient

question 10

Multiple Choice

Which of the following statements concerning the linear correlation coefficient are true?_ I: If the linear correlation coefficient for two variables is zero, then there is no relationship between the variables.
II: If the slope of the regression line is negative, then the linear correlation coefficient is negative.
III: The value of the linear correlation coefficient always lies between -1 and 1 .
IV: A linear correlation coefficient of 0.62 suggests a stronger linear relationship than a linear correlation coefficient of -0.82 .

• A) I and IV
• B) III and IV
• C) II and III
• D) I and II

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