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According to the College Board, the average cost for one year of tuition, room and board,...

According to the College Board, the average cost for one year of tuition, room and board, and fees at public 4-year universities was $12,837 in 2006. The average cost increased to $20,092 by 2016.

(a) Fill in the blank. Show your work.

The average cost of a year of college rose by _____% from 2006 to 2016

(b) Fill in the blank. Show your work.

The average cost of a year of college was _____% less in 2006 to 2016

(c) Both of the statements from parts (a) and (b) are true. How might people use each statement to manipulate the opinions of others?

Math   Statistics-And-Probability   
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