A researcher wants to conduct a significance test for the correlation between extraversion and happiness. What is the null hypothesis in this analysis?
A) Extraversion is positively correlated with happiness.
B) Extraversion is negatively correlated with happiness.
C) Extraversion is the same construct as happiness.
D) Extraversion is uncorrelated with happiness.

Question

Quizplus · Accepted Answer

The null hypothesis in a correlation analysis typically states that there is no relationship between the two variables being studied. In this case, it posits that extraversion is uncorrelated with happiness.

A Researcher Wants to Conduct a Significance Test for the Correlation