Although it once stood first, the percentage of the U.S. population who graduates from high school has dropped to 24th in industrialized countries. In 2001, an OECD survey found that approximately ___________ of U.S. high school students graduate

During some forms of meditation, an individual will be instructed to focus on a single object or event. This can include either an external event (such as the flame of a candle), one's own breathing, or a _______ (which is an internal sound)

a) gemma b) anima c) mantra d) archetype

In a sample that interviews only some of the individuals in a population, the mean or average income is properly termed a(n) ____

a. statistic b. parameter c. tendency d. true value