Strayer and Colleagues Wanted to Establish If There Was a Causal

question 203

Multiple Choice

Strayer and colleagues wanted to establish if there was a causal relationship between cell phone use while driving and increased risk of vehicular collision. The independent and dependent variables in that experiment were, respectively

• A)whether or not the person was talking on a cell phone, and the braking reaction time
• B)the undergraduate students with a range of driving experience and visual acuity, and whether or not the person was talking on a cell phone
• C)the braking reaction time and whether or not the person was talking on a cell phone
• D)whether or not the person was talking on a cell phone, and the undergraduate students with a range of driving experience and visual acuity

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Definitions:

Teenager

An individual in the stage of life following childhood and preceding adulthood, typically between ages 13 and 19.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays and intellectual disabilities.

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A health condition that is persistent or long-lasting in its effects or a disease that comes with time.

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Conditions that impair one's physical, mental, cognitive, or developmental abilities, potentially limiting their participation in certain activities.