Have an account?
53.2% of applicants are accepted into UConn. In a sample of 100 UConn applicants, 45 of them were accepted. What is the parameter?
All UConn applicants.
The 100 applicants in the sample.
53.2% acceptance rate.
45% of accepted in sample.
28% of all Woodrow students believe Monday will be snow day. You take a sample of 50 students and find that 15 of them believe Monday will be a snow day. (The sample proportion is 15/50 or .3) What is the probability of getting a sample of size 50 that has 15 or more students who believe Monday will be a snow day?
Cannot be determined because the distribution of the sample proportion of samples of size 50 is not normal
78% of flights on major airlines arrive on time. A random sample was taken of 100 flights.
Find the probability that more than 70% of the 100 randomly selected flights are on time.