1. Ahealthcarecompanyis studying 250 Connecticut schools, and measures the percent ofstudents who have contracted COVID-19.The variable is Normally distributed, with mean27.25% and standard deviation 15.4%.The healthcare company wants to study thepopulation mean percent of CT students who have contracted COVID-19.
3. Assume the t-Interval is appropriate and the assumptions are met.What would the confidence interval be if the confidence level was 99%?
4. (25.642, 28.858)
5. (25.332, 29.168)
6. (24.722, 29.778)
7. We cannot answer using the methods in this chapter.