SOLUTION: The probability that an evening college student will graduate is 0.5. Determine the probability that out of 5 students i) None ii) One iii) At most one will graduate

Algebra ->  Probability-and-statistics -> SOLUTION: The probability that an evening college student will graduate is 0.5. Determine the probability that out of 5 students i) None ii) One iii) At most one will graduate       Log On


   

Question 1175251: The probability that an evening college student will graduate is 0.5. Determine the probability that out of 5 students
i) None
ii) One
iii) At most one will graduate
Answer by ikleyn(52784) About Me  (Show Source):
You can put this solution on YOUR website!
.

(i)    0.5%5E5 = 1%2F2%5E5 = 1%2F32 = 0.03125 = 3.125%.    ANSWER



(ii)   C%5B5%5D%5E1%2A0.5%5E1%2A0.5%5E4 = 5%2A0.5%5E5 = 5%2F2%5E5 = 5%2F32 = 0.15625 = 15.625%.     ANSWER



(iii)  At most one means = (one) + (no one) = 0.03125 + 0.15625 = 0.1875 = 18.75%.      ANSWER

Solved.