Respuesta :
Answer:
a. 32,760 ways
b. 1365 ways
b. 1/1365
Step-by-step explanation:
Given
Number of qualified candidates= 15
Number of Vacancies = 4 ( President, CEO, COO and CFO)
a.
How many different ways can the officers be appointed?
This means that in how many ways can 4 candidates be arranged out of a total of 15.
They keyword here is arranged which means Permutation because the order of arrangement doesn't count.
So,
Number of Appointments = 15P4
Number of Appointment = 1365 ways
b. How many different ways can the committee be appointed?
Here, the order of appointments matters.
So, this means, in his many ways can a committee of 4 be selected out of a total of 15.
The keyword, selection means Combination.
So, number of Appointments = 15C4
Number of Appointments = 1365
c. What is the probability of randomly selecting the committee members and getting the five youngest of the qualified candidates?
There are 1365 ways of choosing the board members and the chance of selecting the 5 youngest members is 1, because there's only one way to select the 5 youngest.
So the probability = 1/1365