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3.1 A random sample of 300 patients with chronic arthritis were given buprofen for pain relief and 15 patients suffered from adverse side effects.Calculate a

3.1 A random sample of 300 patients with chronic arthritis were given buprofen for pain relief and 15 patients suffered from adverse side effects.Calculate a 99% confidence interval for the population proportion (p) of arthritis patients who suffered from adverse symptoms.(10)

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