What general change has occurred since 1940 in the percent of the American population age 25 and older that has
completed a high school
or higher level of education?
It has decreased
O There has been no significant change.
It has increased
O Researchers believe it is increasing, but there is no available data from before 1960 for comparison
completed a high school
or higher level of education?
It has decreased
O There has been no significant change.
It has increased
O Researchers believe it is increasing, but there is no available data from before 1960 for comparison