After Controlling for Z,the Partial Correlation Coefficient Is

question 13

Multiple Choice

After controlling for Z,the partial correlation coefficient is .78.The bivariate Pearson's r between X and Y was only .51.What should the researcher do next?

• A)Use multiple regression techniques to investigate this relationship further.
• B)Halt the investigation since these results are mathematically impossible.
• C)Conclude that the relationship between Z and Y is direct.
• D)Conclude that the relationship between Z and Y is spurious.