A random variable follows a binomial distribution with a probability of success equal to 0.64

0.64. For a sample size of nequals

=9

9, find the values below.

a. the probability of exactly 3

3 successes

b. the probability of 4

4 or more successes

c. the probability of exactly 8

8 successes

d. the expected value of the random variable

a. The probability of exactly 3

3 successes is

nothing

.

(Round to three decimal places asneeded.)

b. The probability of 4

4 or more successes is

nothing

.

(Round to three decimal places asneeded.)

c. The probability of exactly 8

8 successes is

nothing

.

(Round to three decimal places asneeded.)

d. The expected value of the random variable is

nothing

.