Mathematics
Mathematics, 12.11.2020 19:10, ashley4329

A vaccine, which is currently in use, is known to be 80% effective. A pharmaceutical company has developed a newvaccine and the company claims that 90% of the people given the new vaccine will develop the immunity. Supposethe claim of the company is true, and the newly developed vaccine is given to 20 people. The expected number of people in the sample that will develop the immunity is: a) 90% b) 18% c) 16% d) 80%

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