1. Assume 25% of all of the statistics students got an A. Suppose we randomly select 64 statistics students. Find the probability
of observing at least 18 students with an A in this random sample of 64 students.
a. 0.3256
b. 0.2317
c. 0.6744
d. 0.7686
e. 0.0938
2. Assume 25% of all of the statistics students got an A. Suppose we randomly select 64 statistics students. Find the probability
of observing exactly 18 students with an A in this random sample of 64 students.
a. 0.3256
b. 0.2317
c. 0.6744
d. 0.7686
e. 0.0938