Calculate the appropriate correlation coefficient for the following data,assuming X is an interval variable and Y is a ratio variable.
A)-0.65
B)+0.09
C)+0.40
D)+0.59

Question

Calculate the appropriate correlation coefficient for the following data,assuming X is an interval variable and Y is a ratio variable. 
A)-0.65 
B)+0.09 
C)+0.40 
D)+0.59

Quizplus · Accepted Answer

Since X is an interval variable and Y is a ratio variable, the appropriate correlation coefficient is Pearson's correlation coefficient. Using a calculator, Pearson's correlation coefficient for the given data is approximately +0.59. Therefore, the correct answer is D.

Calculate the Appropriate Correlation Coefficient for the Following Data,assuming X