This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
[{'content': 'The prevalence of Candida glabrata infection is found to be 80% in a population of 100. If the test is repeated for 95% confidence levels, then what will be the range of prevalence of the Candida glabrata infection? \nSelect and explain. \nA. 4 to 100, B. 65 to 95, C. 72 to 88, D. 70 to 100', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The range obtained by repeating a test is given by the formula: p +- 2 [?]p (100-p) / nwhere,p = prevalence of the study as established from previous studies; n = sample size used for the present studyIn this paicular example, p = 80 and n = 100.Hence, the range estimated would be = 80 +- 2 [?]80 (100-80) / 10080 +- 2 x 480 +- 872 to 88', 'role': 'assistant'}]