October 13, 2015

Homework Help: statistics

Posted by Kya on Thursday, April 5, 2012 at 12:10am.

Suppose a new treatment for a certain disease is given to a sample of n=200 patients. The treatment was successful for 166 of the patients. Assume these patients are representative of the population of individuals who have this disease. (a) Calculate the sample proportion of patients who were successfully treated. (b) Calculate the 95% confidence interval for the population proportion of patients who are successfully treated. (c) Write a sentence that correctly interprets this interval. (3.0 points)

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