Q80: Researcher done a study to determine the prevalence of certain disease, they took one
sample from the first visit to prevalence was 15% i think, and took another sample from the
second visit and was 20%
They reported the CI for each
“Approximately”
15% (CI: 13-20)
20% (CI: 17-28)
Asking about conclusion:
A- we can’t conclude form this study✅
B- 95% of the population proportional prevalence from (13%-28%)
C- 95% 95% of the population proportional prevalence more than 28%.
D- can’t rememberﯾﺗ