Which Statement About the Median Age of the U

question 39

Multiple Choice

Which statement about the median age of the U.S.population is true?

• A)It was 37 in 1980.
• B)It was about 30 by 2010.
• C)It is decreasing because the percentage of population in older age groups has decreased.
• D)It is growing because the percentage of population in older age groups has increased.
• E)It has not changed since 1980.

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Definitions:

School Grades

Evaluations of a student's performance or achievement in academic subjects, often in the form of letters or numbers.

IQ Scores

Standardized scores derived from intelligence tests, intended to measure a person’s cognitive abilities in relation to their age group.

Labyrinth

A complex system of paths or tunnels in which it is easy to get lost; in anatomy, it refers to the inner ear's intricate structure involved in hearing and balance.

Cochlea

A spiral-shaped cavity of the inner ear that plays a crucial role in the sense of hearing by converting sound waves into nerve impulses.