SOLUTION: At a local community college, 51% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected. a. What is the probability that none

Question 794508: At a local community college, 51% of students who enter the college as freshmen go on to graduate. Six freshmen are randomly selected.
a.
What is the probability that none of them graduates from the local college?
What is the probability that at most five will graduate from the local college?
What is the expected number that will graduate?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
g=.51, f=.49
.49^6=.0138 the probability that none of them graduates from the local college.
.
.51^6=.0175 all will graduate
1 - .0175 = .9824 the probability that at most five will graduate from the local college.
.
6*.51=3.06 the expected number that will graduate.
.
Ed
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