What was the prevalence of influenza

Reference no: EM13264327

On January 1, 2000 there were 20 Tufts medical students with Influenza A and there was a total of 600 students in the class. These 20 students were immune from contracting Influenza A again during the next nine months. From January 2, 2000 through April 2, 2000, 30 more students developed Influenza A and the class size remained at 600.

What was the cumulative incidence of Influenza A from January 2, 2000 through April 2, 2000? (Show your work.)

What was the prevalence of Influenza A on January 1, 2000?

Reference no: EM13264327

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