While flu vaccination does not prevent COVID-19, flu vaccination is critical to protecting Australians' general health f

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While Flu Vaccination Does Not Prevent Covid 19 Flu Vaccination Is Critical To Protecting Australians General Health F 1 (315.37 KiB) Viewed 246 times

While flu vaccination does not prevent COVID-19, flu vaccination is critical to protecting Australians' general health from influenza. A researcher surveyed a random sample of 62 people who had been given the flu vaccine last year and found that 14 did not contract the flu. 1. (1 mark) What is the proportion of people who did not contract the flu? (round to 3dp) 2. (1 mark) What is the lower bound of a 95% confidence interval for the proportion of people who did not contract the flu? (round to 3dp) 3. (1 mark) What is the upper bound of a 95% confidence interval for the proportion of people who did not contract the flu? (round to 3dp) 4. (1 mark) Using the confidence interval, can we make the following statement? The flu vaccine is effective (i.e. it prevents the flu) in 50% of people vaccinated No, it is effective in more than 50% of people vaccinated Yes, this statement is correct No, it is effective in less than 50% of people vaccinated