The Institute of Education Sciences Measures the High School Dropout

question 68

Multiple Choice

The Institute of Education Sciences measures the high school dropout rate as the percentage of 16-through 24-year-olds who are not enrolled in school and have not earned a high school credential.In 2009,the high school dropout rate was 8.1%.A polling company recently took a survey of 1,000 people between the ages of 16 and 24 and found that 6.5% of them are high school dropouts.The polling company would like to determine whether the dropout rate has decreased.When testing whether the dropout rate has decreased,the appropriate hypotheses are _____________.

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Definitions:

Colorblindness

A visual impairment in which an individual has difficulty distinguishing between certain colors, usually between red and green, due to absent or defective color-sensitive cells in the eyes.

Perceptual Constancy

The brain's ability to recognize objects as constant and unchanging despite changes in sensory input such as lighting, distance, or angle.

Linear Perspective

A depth cue in visual perception where parallel lines appear to converge in the distance, helping to create an illusion of depth in a two-dimensional image.

Sound Waves

Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.