A Recent Study of the Relationship Between Social Activity and Education

Multiple Choice

A recent study of the relationship between social activity and education for a sample of corporate executives 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.