A study at ABC College found that 54.8% of its students owned a laptop computer in 2005. Another study found that 65.3% of its students owned a laptop computer in 2008. Use these figures to estimate the percentage in 2007.
A)65.3%
B)61.8%
C)60.1%
D)68.8%

Question

Quizplus · Accepted Answer

There is no direct information about the percentage of students owning a laptop computer in 2007. However, it is reasonable to assume that the trend of laptop ownership continued from 2005 to 2008. Therefore, we can estimate the percentage in 2007 to be closer to the average of 54.8% and 65.3%, which is (54.8% + 65.3%) / 2 = 60.05% ≈ 61.8%. Choice B, 61.8%, is the closest to this estimation.

A Study at ABC College Found That 54