Primary Language Matters: Is There a Link Between Bilingual Education and English Language Learners’ Academic Achievement?. Nury Rodriguez Education 7202: Seminar in Applied Theory and Research II Fall 2010. Method. Participants: 20 first grade students at P.S. X in Brooklyn, New York.
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Education 7202: Seminar in Applied Theory and Research II
Quasi Experimental:Nonequivalent Control Group Design
Two groups: Designated treatment group (X1) and control group (X2) are pretested, exposed to a treatment (X), and posttested (O).
O X1 O
O X2 O
Groups are not randomly assigned.
Threats to Internal Validity
Threats to External Validity
Correlation between parents’ primary language attitudes and reading assessment.
Likert Scale Survey Question #4:
Is it important for your child to learn and maintain his/her native language?
ReferencesO’Connor-Petruso, S. A. (2010). Descriptive statistics and threats to validity [PowerPoint slides]. Retrieved from Brooklyn College Blackboard Web site: https://bbhosted.cuny.edu/