A recent study of the relationship between social activity and education for a sample of corporate
executives showed the following results:
Social Activity
Education Above Average Average Below Average
College 30 20 10
High school 20 40 90
Grade school 10 50 130
a) Test whether there is a relationship between social activity and education at a significance
level of 0.05.
b) Calculate the appropriate association measure for the strength of the relationship between
social activity and education. Comment on this value.
c) Calculate the odds ratio of highly active graduates to highly active collegers