From 1973 to 1990,the mean educational level of adults in white families increased by ______,while the mean educational level of adults in African-American families increased by ______.
A) 350%;350%
B) 350%;70%
C) 70%;350%
D) 70%;70%

Question

Quizplus · Accepted Answer

Both white and African-American families saw a 70% increase in the mean educational level of adults during this period.

From 1973 to 1990,the Mean Educational Level of Adults in White