An Intervention Hopes to Reduce Teenage Texting While Driving by Introducing

question 43

Multiple Choice

An intervention hopes to reduce teenage texting while driving by introducing an intervention in a local driver's education course.Researchers will measure the young people's self-reported propensity to text and drive before and after the intervention.What is one issue confronting the pre-post design of this study?

• A)Researchers would achieve more accurate validity with reflexive controls.
• B)Statistical controls might better account for pre- and post-design outcomes.
• C)Young people's awareness of the dangers of texting and driving might increase throughout a driver's education course even without the intervention.
• D)Because of selection bias,young people who were already aware of the dangers of texting and driving may be more likely to enroll in the study.

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Definitions:

Relative Size

A perceptual clue that allows the observation of the size of an object in relation to other objects in its surrounding, contributing to the perception of depth.

Reversible Figures

Optical illusions or images that can be perceived in more than one way, demonstrating the brain's interpretative processes.

Figure-Ground

A principle in perception and visual psychology, where the viewer separates an object (the figure) from its surroundings (the ground).

Visual Illusion

A perception that misleadingly differs from reality, often due to the brain's interpretation of visual stimuli in a way that contradicts physical measurements.