a. According to the formula, in 2010, what percentage of U.S. college freshmen had an average grade of A in high school? Does this underestimate or overestimate the percent displayed by the bar graph? By how much?

b. If trends shown by the formula continue, project when 57% of U.S. college freshmen will have had an average grade of A in high school.

Transcribed Image Text:

Percentage of College Freshmen with an A High School Average 60% 50% 40% 30% 20% 10% Percentage of U.S. College Freshmen with an Average Grade of A (A- to A+) in High School -27% 29% 43% 1980 1990 2000 Year 53% .48%......... MARINE 2010 2013 *******