SOLUTION: in a certain college 33% of the physics major are ethnic minorities. a random sample of 10 physics major is chosen find the probability that exactly 4 are not ethnic minorities. my

Algebra ->  Probability-and-statistics -> SOLUTION: in a certain college 33% of the physics major are ethnic minorities. a random sample of 10 physics major is chosen find the probability that exactly 4 are not ethnic minorities. my      Log On


   

Question 382412: in a certain college 33% of the physics major are ethnic minorities. a random sample of 10 physics major is chosen find the probability that exactly 4 are not ethnic minorities. my answer is .0547 but Im not sure if this is right.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You should have gotten


(10 C 4)*(0.67)^4*(0.33)^6 = 210(0.20151121)(0.00129146797) = 0.0546515073953


Which rounds to 0.0547


So you have the right answer. Good job.