SOLUTION: Using Binomial Distribution and with solution please........... Suppose sixty-five percent of the freshmen entering MSU-IIT will graduate. If a random sample of 4 freshmen are s

Algebra ->  Probability-and-statistics -> SOLUTION: Using Binomial Distribution and with solution please........... Suppose sixty-five percent of the freshmen entering MSU-IIT will graduate. If a random sample of 4 freshmen are s      Log On


   

Question 638221: Using Binomial Distribution and with solution please...........
Suppose sixty-five percent of the freshmen entering MSU-IIT will graduate. If a random sample of 4 freshmen are selected, what is the probability that
a. exactly 1 will graduate?
b. at most 1 will graduate?
c. none will graduate?
d. at least one will not graduate.
Answer by reviewermath(1029) About Me  (Show Source):
You can put this solution on YOUR website!
X~Binomial(4, 0.65)
a. P(X = 1) = %28matrix%282%2C1%2C4%2C1%29%29%280.65%29%280.35%5E3%29+=+highlight%280.111475%29
b.
c. P%28X+=+0%29+=+0.35%5E4+=+highlight%280.01500625%29+
d. P%28X+%3C+4%29+=+1+-+P%28X+=+4%29+=+1+-+0.65%5E4+=+highlight%280.82149375%29