A recent study of the relationship between social activity and education showed the following results. The null hypothesis for the analysis is:
A) There is no relationship between social activity and education.
B) The correlation between social activity and education is zero.
C) As social activity increases, education increases.
D) The mean of social activity equals the mean of education.

Question

A recent study of the relationship between social activity and education showed the following results.  The null hypothesis for the analysis is:
A) There is no relationship between social activity and education. 
B) The correlation between social activity and education is zero. 
C) As social activity increases, education increases. 
D) The mean of social activity equals the mean of education.

Quizplus · Accepted Answer

The null hypothesis always assumes that there is no relationship or difference between the variables being studied. In this case, the null hypothesis assumes that there is no relationship between social activity and education.

A Recent Study of the Relationship Between Social Activity and Education