Spencer asked Tasha to show her the article. “Let’s see,” Spencer said. “According to this, the average tuition and fees for the 2012-2013 school year were normally distributed, with a mean of $28,936 and a standard deviation of $3,339.” Tasha looked at Spencer quizzically. “I want to attend Park view University, and they are charging $31,407.

You’re taking statistics right now, Spencer. Based on the figures in the article, what percentage of schools are charging less tuition than Park view University?” Using the z-table below, and rounding to the nearest percentage point, Spencer finds that (A) 60 % of private universities charge less tuition than Park view University.