T technodynamics, inc., a randomly-selected hiring committee of 3 people is formed from a group of 4 employees in marketing and 7 employees in management. a) find the probability that the committee has exactly 2 employees from marketing. b) find the probability that the committee has at least one employee from marketing. c) find the probability that the committee has at most one employee from management.

a) 0.25, b) 0.78, c) 0.71

Step-by-step explanation:

Since we have given that

Number of employees in marketing = 4

Number of employees in management = 7

We need to hire committee of 3 people.

a) Find the probability that the committee has exactly 2 employees from marketing.

So, Probability becomes

b) Find the probability that the committee has at least one employee from marketing.

c) Find the probability that the committee has at most one employee from management.

Hence, a) 0.25, b) 0.78, c) 0.71

step-by-step explanation:

it's is b