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Study that appeared in the journal pediatrics

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An article describes a study that appeared in the journal Pediatrics. In this study, researchers looked at records of 2500 children who were participating in a long term health study. They found that 10% of these children had attention disorders at age 7 and that hours of television watched at age 1 and age 3 associated with an increased risk of having an attention disorder at age 7. Is this an observational study or an experiment? Why?

Reference no: EM132129504

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