Question 1
A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following 99% confidence interval:
State the level of reliability used to create the confidence interval.
◦ 64.2%
◦ 72%
◦ between 43.8% and 64.2%
◦ 99%
Question 2
A confidence interval was used to estimate the proportion of statistics students who are female. A random sample of 72 statistics students generated the following 90% confidence interval:
Based on the interval, is the population proportion of females equal to 59%?
◦ No, the proportion is 54%.
◦ Maybe. 59% is a believable value of the population proportion based on the information above.
◦ No, and we are 90% sure of it.
◦ Yes, and we are 90% sure of it.
Sika Deer Female
Asiatic Lion Female
Female Reproductive System
A Tough Economy ...for students
Female Tick