Consider that the student obtains a representative sample. According to existing data for the 300,000 sociology majors in the Society database, former sociology students who went on to pursue advanced degrees had an average salary 10 years after college of $45,172, while those who did not pursue advanced degrees had an average salary 10 years out of $54,323. However, according to the data she collects on the 250 sociology majors, former sociology students who went on to pursue advanced degrees had an average salary 10 years after college of $43,294. Those who did not pursue advanced degrees had an average salary 10 years out of $49,830. Which of these would be called a population parameter? Former sociology students who went on to pursue advanced degrees had an average salary 10 years after college of $43,294. Former sociology students who went on to pursue advanced degrees had an average salary 10 years after college of $45,172