The University Registrar Claims That Fewer Than 20 Percent of the Students

question 33

Multiple Choice

The university registrar claims that fewer than 20 percent of the students who enroll at Ivy University graduate in four years.To test this claim,a random sample of 100 students was selected,and 18 were found to have graduated in four years.Calculate the appropriate test statistic to test the hypotheses.

• A)5.00
• B)0.50
• C)0.212
• D)-0.50
• E)-1.00

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Definitions:

Sensorimotor Substage

The initial phase in Piaget's theory of cognitive development, from birth to approximately age 2, where infants learn about the world through basic actions such as sucking, grasping, looking, and listening.

Telegraphic Speech

A form of communication often used by young children, consisting of short and simple phrases that leave out unnecessary words.

Universal

A term that refers to something that is applicable or common to all purposes, conditions, or situations.

Toddlers

Young children, typically aged one to three years old, who are in the early stages of walking and developing motor skills.