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Melanie is conducting a survey for her thesis that examines administrative policies in middle schools that are intended to decrease bullying. After developing her survey

Melanie is conducting a survey for her thesis that examines administrative policies in middle schools that are intended to decrease bullying. After developing her survey and piloting the instrument with a small group, she then administers the instrument to a sample of 2300 middle school administrators. Which of the following survey research designs best describes Melanie's study? 


a) Cross-sectional 

b) Trend 

c) Cohort 

d) Panel

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