Math 1 Quiz
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STATISTICS & PROBABILITY
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A medical study tracked 400 patients by age group (Under 50/50 and Over) and treatment outcome (Improved/No Change). The study found that 65% of all patients improved, 45% of patients are under 50, and the relative frequency of improvement among patients under 50 is 0.80. Among patients who did not improve, what percentage are 50 and over?
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