A Researcher Is Conducting an Experiment Over a School Year

question 28

Multiple Choice

A researcher is conducting an experiment over a school year to determine if a drug prevention program is working amongst high school juniors and seniors.They ask students about their drug use habits at the beginning of the school year,and then again after the program ends.Additionally,another demographically similar school that is not using the program is given the same surveys to compare.All of the students had to voluntarily participate in the program.What is not being controlled for/

• A) selection biases.
• B) testing.
• C) history.
• D) maturation.
• E) causal time-order

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Definitions:

Live Models

Individuals who demonstrate or perform actions in real-time as examples for learners or observers, often used in educational and training contexts.

Filmed Models

Demonstrates techniques or behaviors on video for educational or training purposes.

Public Sphere

A realm of social life where public opinion can be formed.

Strangers

Individuals who are not known personally, lacking familiarity or a previous relationship with oneself.