Approximately 10.5% of all people have blue eyes. Out of a random sample of 25 people, find the following.
a. What is the probability that 7 of them have blue eyes?
b. What is the probability that at most 7 of them have blue eyes?
c. What is the probability that less than 7 of them have blue eyes?
d. What is the probability that at least 7 of them have blue eyes?
e. What is the probabitity that more than 7 of them have blue eyes?
f. Compute the expected value.
g. Compute the standard deviation.
h. Compute the variance.