What is the statistic that measures the direction and strength of the linear relationship between two variables?
a) r2
b) Coefficient of variation
c) Variance
d) Coefficient of kurtosis
e) Correlation coefficient
Answer: e) Correlation coefficient
What is the statistic that measures the direction and strength of the linear relationship between two variables?
a) r2
b) Coefficient of variation
c) Variance
d) Coefficient of kurtosis
e) Correlation coefficient
Answer: e) Correlation coefficient