Q 9 – A statistics course has 22 Student in which 72% passed At 95% confidence the upper confidence

Q 9 – A statistics course has 22 Student in which 72% passed At 95% confidence the upper confidence limit for the proportion students passing with 3 decimal places is?

Q 10 – A statistics course has 19 students in which 85% passed At 90% confidence the lower confidence limit for the proportion students passing with 3 decimal places is?