From a group of 20 women and 15 men , 7 people are selected at random to form a committee. Find the probability that the committee consists of 3 men and 4 women.

What are the steps that I would have to go through to answer a question like this?

Question

From a group of 20 women and 15 men , 7 people are selected at random to form a committee. Find the probability that the committee consists of 3 men and 4 women.

What are the steps that I would have to go through to answer a question like this?

amistre64 · Answer

(w+m)^7  i think

amistre64 · Answer

were w and m are the ratios of women and men in the group

amistre64 · Answer

$$\binom{35}{7}\ (\frac{20}{35})^4\ (\frac{15}{35})^3$$

anonymous · Answer

the answer is 0.328

amistre64 · Answer

i wonder if thats what i get :)