The value of a correlation is reported by a researcher to be r = −0.5. Which of the following statements is correct?
A) The x-variable explains 25% of the variability in the y-variable.
B) The x-variable explains −25% of the variability in the y-variable.
C) The x-variable explains 50% of the variability in the y-variable.
D) The x-variable explains −50% of the variability in the y-variable.
Correct Answer:
Verified
Q9: The strength (degree) of the correlation between
Q10: The percent of total variation of the
Q11: A coefficient of correlation is computed to
Q12: Let the coefficient of determination computed to
Q13: Relationship between correlation coefficient and coefficient of
Q15: Past data has shown that the regression
Q16: One use of a regression line is
A)to
Q17: The percent of total variation of the
Q18: The strength (degree) of the correlation between
Q19: Relationship between correlation coefficient and coefficient of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents