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The makers of Adderall, a drug for attention deficit hyperactivity disorder (ADHD), reported that 26 of...

The makers of Adderall, a drug for attention deficit hyperactivity disorder (ADHD), reported that 26 of the 374 subjects (7%) who took the drug experienced vomiting as a side effect, compared to 16 of the 420 subjects (4%) who were on a placebo (fake drug). Note that patients didn’t know which treatment they were given. Can you conclude that proportion of patients who use the drug would experience more vomiting than those who were on placebo. Use alpha = 0.05 Perform all five steps.

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