SOLUTION: Tina works on 5 projects. The probability of completing a project on schedule is 3/7. What is the probability that she will complete at least 3 projects on schedule? I tried the f

Algebra ->  Probability-and-statistics -> SOLUTION: Tina works on 5 projects. The probability of completing a project on schedule is 3/7. What is the probability that she will complete at least 3 projects on schedule? I tried the f      Log On


   



Question 1035230: Tina works on 5 projects. The probability of completing a project on schedule is 3/7. What is the probability that she will complete at least 3 projects on schedule?
I tried the formula: 5c3(.42857)^(3)(.57143)

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
.
Now evaluate....